Finding the Fourth Proportional to 527,226.17, 727,572.50 and 285,509.00
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Solution
The fourth proportional to 527,226.17, 727,572.50 and 285,509.00 is: 394,002.62
Step by Step Solution
- Step 1: Write the proportion equation
527,226.17 : 727,572.50 = 285,509.00 : x - Step 2: Convert to fraction form
527,226.17/727,572.50 = 285,509.00/x - Step 3: Cross multiply
527,226.17x = 727,572.50 × 285,509.00 - Step 4: Simplify right side
527,226.17x = 207,728,491,837.09 - Step 5: Solve for x
x = 207,728,491,837.09/527,226.17 - Step 6: Final answer
x = 394,002.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.