Finding the Fourth Proportional to 499,576.91, 749,372.21 and 162,618.99
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Solution
The fourth proportional to 499,576.91, 749,372.21 and 162,618.99 is: 243,930.71
Step by Step Solution
- Step 1: Write the proportion equation
499,576.91 : 749,372.21 = 162,618.99 : x - Step 2: Convert to fraction form
499,576.91/749,372.21 = 162,618.99/x - Step 3: Cross multiply
499,576.91x = 749,372.21 × 162,618.99 - Step 4: Simplify right side
499,576.91x = 121,862,151,111.17 - Step 5: Solve for x
x = 121,862,151,111.17/499,576.91 - Step 6: Final answer
x = 243,930.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.