Finding the Fourth Proportional to 363,380.68, 502,034.12 and 277,639.75
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Solution
The fourth proportional to 363,380.68, 502,034.12 and 277,639.75 is: 383,577.43
Step by Step Solution
- Step 1: Write the proportion equation
363,380.68 : 502,034.12 = 277,639.75 : x - Step 2: Convert to fraction form
363,380.68/502,034.12 = 277,639.75/x - Step 3: Cross multiply
363,380.68x = 502,034.12 × 277,639.75 - Step 4: Simplify right side
363,380.68x = 139,384,627,568.27 - Step 5: Solve for x
x = 139,384,627,568.27/363,380.68 - Step 6: Final answer
x = 383,577.43
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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.