Finding the Fourth Proportional to 279,253.02, 415,720.92 and 277,592.26
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Solution
The fourth proportional to 279,253.02, 415,720.92 and 277,592.26 is: 413,248.56
Step by Step Solution
- Step 1: Write the proportion equation
279,253.02 : 415,720.92 = 277,592.26 : x - Step 2: Convert to fraction form
279,253.02/415,720.92 = 277,592.26/x - Step 3: Cross multiply
279,253.02x = 415,720.92 × 277,592.26 - Step 4: Simplify right side
279,253.02x = 115,400,909,712.08 - Step 5: Solve for x
x = 115,400,909,712.08/279,253.02 - Step 6: Final answer
x = 413,248.56
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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.