Finding the Fourth Proportional to 279,254.52, 415,723.16 and 277,593.75
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Solution
The fourth proportional to 279,254.52, 415,723.16 and 277,593.75 is: 413,250.79
Step by Step Solution
- Step 1: Write the proportion equation
279,254.52 : 415,723.16 = 277,593.75 : x - Step 2: Convert to fraction form
279,254.52/415,723.16 = 277,593.75/x - Step 3: Cross multiply
279,254.52x = 415,723.16 × 277,593.75 - Step 4: Simplify right side
279,254.52x = 115,402,150,946.25 - Step 5: Solve for x
x = 115,402,150,946.25/279,254.52 - Step 6: Final answer
x = 413,250.79
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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.