Finding the Fourth Proportional to 392,221.17, 588,647.06 and 202,737.12
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Solution
The fourth proportional to 392,221.17, 588,647.06 and 202,737.12 is: 304,268.66
Step by Step Solution
- Step 1: Write the proportion equation
392,221.17 : 588,647.06 = 202,737.12 : x - Step 2: Convert to fraction form
392,221.17/588,647.06 = 202,737.12/x - Step 3: Cross multiply
392,221.17x = 588,647.06 × 202,737.12 - Step 4: Simplify right side
392,221.17x = 119,340,609,640.87 - Step 5: Solve for x
x = 119,340,609,640.87/392,221.17 - Step 6: Final answer
x = 304,268.66
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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.