Finding the Fourth Proportional to 279,250.52, 415,717.20 and 277,589.75
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Solution
The fourth proportional to 279,250.52, 415,717.20 and 277,589.75 is: 413,244.83
Step by Step Solution
- Step 1: Write the proportion equation
279,250.52 : 415,717.20 = 277,589.75 : x - Step 2: Convert to fraction form
279,250.52/415,717.20 = 277,589.75/x - Step 3: Cross multiply
279,250.52x = 415,717.20 × 277,589.75 - Step 4: Simplify right side
279,250.52x = 115,398,831,540.11 - Step 5: Solve for x
x = 115,398,831,540.11/279,250.52 - Step 6: Final answer
x = 413,244.83
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.