Finding the Fourth Proportional to 372,760.20, 514,414.98 and 202,994.19
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Solution
The fourth proportional to 372,760.20, 514,414.98 and 202,994.19 is: 280,135.20
Step by Step Solution
- Step 1: Write the proportion equation
372,760.20 : 514,414.98 = 202,994.19 : x - Step 2: Convert to fraction form
372,760.20/514,414.98 = 202,994.19/x - Step 3: Cross multiply
372,760.20x = 514,414.98 × 202,994.19 - Step 4: Simplify right side
372,760.20x = 104,423,252,188.97 - Step 5: Solve for x
x = 104,423,252,188.97/372,760.20 - Step 6: Final answer
x = 280,135.20
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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.