Finding the Fourth Proportional to 329,265.92, 494,573.88 and 217,107.92
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Solution
The fourth proportional to 329,265.92, 494,573.88 and 217,107.92 is: 326,106.95
Step by Step Solution
- Step 1: Write the proportion equation
329,265.92 : 494,573.88 = 217,107.92 : x - Step 2: Convert to fraction form
329,265.92/494,573.88 = 217,107.92/x - Step 3: Cross multiply
329,265.92x = 494,573.88 × 217,107.92 - Step 4: Simplify right side
329,265.92x = 107,375,906,373.13 - Step 5: Solve for x
x = 107,375,906,373.13/329,265.92 - Step 6: Final answer
x = 326,106.95
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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.