Finding the Fourth Proportional to 435,691.20, 653,577.08 and 169,471.92
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Solution
The fourth proportional to 435,691.20, 653,577.08 and 169,471.92 is: 254,223.55
Step by Step Solution
- Step 1: Write the proportion equation
435,691.20 : 653,577.08 = 169,471.92 : x - Step 2: Convert to fraction form
435,691.20/653,577.08 = 169,471.92/x - Step 3: Cross multiply
435,691.20x = 653,577.08 × 169,471.92 - Step 4: Simplify right side
435,691.20x = 110,762,962,615.59 - Step 5: Solve for x
x = 110,762,962,615.59/435,691.20 - Step 6: Final answer
x = 254,223.55
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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.