Finding the Fourth Proportional to 279,550.00, 418,937.05 and 127,375.18
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Solution
The fourth proportional to 279,550.00, 418,937.05 and 127,375.18 is: 190,886.00
Step by Step Solution
- Step 1: Write the proportion equation
279,550.00 : 418,937.05 = 127,375.18 : x - Step 2: Convert to fraction form
279,550.00/418,937.05 = 127,375.18/x - Step 3: Cross multiply
279,550.00x = 418,937.05 × 127,375.18 - Step 4: Simplify right side
279,550.00x = 53,362,182,084.31 - Step 5: Solve for x
x = 53,362,182,084.31/279,550.00 - Step 6: Final answer
x = 190,886.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.