Finding the Fourth Proportional to 327,292.68, 490,934.08 and 147,250.97
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Solution
The fourth proportional to 327,292.68, 490,934.08 and 147,250.97 is: 220,874.22
Step by Step Solution
- Step 1: Write the proportion equation
327,292.68 : 490,934.08 = 147,250.97 : x - Step 2: Convert to fraction form
327,292.68/490,934.08 = 147,250.97/x - Step 3: Cross multiply
327,292.68x = 490,934.08 × 147,250.97 - Step 4: Simplify right side
327,292.68x = 72,290,516,295.13 - Step 5: Solve for x
x = 72,290,516,295.13/327,292.68 - Step 6: Final answer
x = 220,874.22
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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.