Finding the Fourth Proportional to 532,397.70, 798,596.55 and 479,909.70
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Solution
The fourth proportional to 532,397.70, 798,596.55 and 479,909.70 is: 719,864.55
Step by Step Solution
- Step 1: Write the proportion equation
532,397.70 : 798,596.55 = 479,909.70 : x - Step 2: Convert to fraction form
532,397.70/798,596.55 = 479,909.70/x - Step 3: Cross multiply
532,397.70x = 798,596.55 × 479,909.70 - Step 4: Simplify right side
532,397.70x = 383,254,230,731.54 - Step 5: Solve for x
x = 383,254,230,731.54/532,397.70 - Step 6: Final answer
x = 719,864.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.