Finding the Fourth Proportional to 747,575.62, 1,031,654.36 and 408,043.87
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Solution
The fourth proportional to 747,575.62, 1,031,654.36 and 408,043.87 is: 563,100.54
Step by Step Solution
- Step 1: Write the proportion equation
747,575.62 : 1,031,654.36 = 408,043.87 : x - Step 2: Convert to fraction form
747,575.62/1,031,654.36 = 408,043.87/x - Step 3: Cross multiply
747,575.62x = 1,031,654.36 × 408,043.87 - Step 4: Simplify right side
747,575.62x = 420,960,235,997.75 - Step 5: Solve for x
x = 420,960,235,997.75/747,575.62 - Step 6: Final answer
x = 563,100.54
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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.