A pro rata share is a proportional portion of a whole. This calculator helps you determine what portion of a total amount or obligation an individual or entity is responsible for, based on their assigned share or factor.
function calculateProRata() {
var totalAmount = parseFloat(document.getElementById("totalAmount").value);
var shareFactor = parseFloat(document.getElementById("shareFactor").value);
var totalShares = parseFloat(document.getElementById("totalShares").value);
var resultDiv = document.getElementById("result");
resultDiv.innerHTML = ""; // Clear previous results
if (isNaN(totalAmount) || isNaN(shareFactor) || isNaN(totalShares)) {
resultDiv.innerHTML = "Please enter valid numbers for all fields.";
return;
}
if (totalShares <= 0) {
resultDiv.innerHTML = "Total Share Factor must be greater than zero.";
return;
}
// Calculate the pro rata share
var proRataShare = (shareFactor / totalShares) * totalAmount;
resultDiv.innerHTML = "Your Pro Rata Share is: " + proRataShare.toFixed(2) + "";
}
.pro-rata-calculator {
font-family: sans-serif;
padding: 20px;
border: 1px solid #ddd;
border-radius: 8px;
max-width: 500px;
margin: 20px auto;
background-color: #f9f9f9;
}
.pro-rata-calculator h2 {
text-align: center;
margin-bottom: 20px;
color: #333;
}
.pro-rata-calculator p {
line-height: 1.6;
color: #555;
margin-bottom: 20px;
}
.input-section {
display: flex;
flex-direction: column;
gap: 15px;
margin-bottom: 20px;
}
.input-section label {
font-weight: bold;
color: #444;
margin-bottom: 5px;
}
.input-section input[type="number"] {
padding: 10px;
border: 1px solid #ccc;
border-radius: 4px;
font-size: 16px;
}
.input-section button {
padding: 12px 20px;
background-color: #007bff;
color: white;
border: none;
border-radius: 4px;
font-size: 16px;
cursor: pointer;
transition: background-color 0.3s ease;
}
.input-section button:hover {
background-color: #0056b3;
}
.result-section {
margin-top: 20px;
padding: 15px;
border: 1px dashed #007bff;
border-radius: 4px;
background-color: #e7f3ff;
text-align: center;
}
.result-section p {
margin: 0;
font-size: 18px;
color: #0056b3;
}
.result-section strong {
font-size: 20px;
}