Finding the Fourth Proportional to 423,698.08, 584,708.16 and 232,715.92
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Solution
The fourth proportional to 423,698.08, 584,708.16 and 232,715.92 is: 321,150.61
Step by Step Solution
- Step 1: Write the proportion equation
423,698.08 : 584,708.16 = 232,715.92 : x - Step 2: Convert to fraction form
423,698.08/584,708.16 = 232,715.92/x - Step 3: Cross multiply
423,698.08x = 584,708.16 × 232,715.92 - Step 4: Simplify right side
423,698.08x = 136,070,897,385.91 - Step 5: Solve for x
x = 136,070,897,385.91/423,698.08 - Step 6: Final answer
x = 321,150.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.