Finding the Fourth Proportional to 703,456.96, 971,105.34 and 471,283.68
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Solution
The fourth proportional to 703,456.96, 971,105.34 and 471,283.68 is: 650,595.74
Step by Step Solution
- Step 1: Write the proportion equation
703,456.96 : 971,105.34 = 471,283.68 : x - Step 2: Convert to fraction form
703,456.96/971,105.34 = 471,283.68/x - Step 3: Cross multiply
703,456.96x = 971,105.34 × 471,283.68 - Step 4: Simplify right side
703,456.96x = 457,666,098,302.85 - Step 5: Solve for x
x = 457,666,098,302.85/703,456.96 - Step 6: Final answer
x = 650,595.74
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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.