Finding the Fourth Proportional to 703,458.20, 971,107.05 and 471,284.91
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Solution
The fourth proportional to 703,458.20, 971,107.05 and 471,284.91 is: 650,597.43
Step by Step Solution
- Step 1: Write the proportion equation
703,458.20 : 971,107.05 = 471,284.91 : x - Step 2: Convert to fraction form
703,458.20/971,107.05 = 471,284.91/x - Step 3: Cross multiply
703,458.20x = 971,107.05 × 471,284.91 - Step 4: Simplify right side
703,458.20x = 457,668,098,659.62 - Step 5: Solve for x
x = 457,668,098,659.62/703,458.20 - Step 6: Final answer
x = 650,597.43
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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.