Finding the Fourth Proportional to 652,053.80, 977,691.90 and 337,125.80
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Solution
The fourth proportional to 652,053.80, 977,691.90 and 337,125.80 is: 505,487.68
Step by Step Solution
- Step 1: Write the proportion equation
652,053.80 : 977,691.90 = 337,125.80 : x - Step 2: Convert to fraction form
652,053.80/977,691.90 = 337,125.80/x - Step 3: Cross multiply
652,053.80x = 977,691.90 × 337,125.80 - Step 4: Simplify right side
652,053.80x = 329,605,163,941.02 - Step 5: Solve for x
x = 329,605,163,941.02/652,053.80 - Step 6: Final answer
x = 505,487.68
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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.