Finding the Fourth Proportional to 527,232.62, 727,577.36 and 285,509.66
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Solution
The fourth proportional to 527,232.62, 727,577.36 and 285,509.66 is: 394,001.35
Step by Step Solution
- Step 1: Write the proportion equation
527,232.62 : 727,577.36 = 285,509.66 : x - Step 2: Convert to fraction form
527,232.62/727,577.36 = 285,509.66/x - Step 3: Cross multiply
527,232.62x = 727,577.36 × 285,509.66 - Step 4: Simplify right side
527,232.62x = 207,730,364,677.30 - Step 5: Solve for x
x = 207,730,364,677.30/527,232.62 - Step 6: Final answer
x = 394,001.35
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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.