Finding the Fourth Proportional to 668,125.26, 1,001,006.91 and 442,951.74
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Solution
The fourth proportional to 668,125.26, 1,001,006.91 and 442,951.74 is: 663,644.65
Step by Step Solution
- Step 1: Write the proportion equation
668,125.26 : 1,001,006.91 = 442,951.74 : x - Step 2: Convert to fraction form
668,125.26/1,001,006.91 = 442,951.74/x - Step 3: Cross multiply
668,125.26x = 1,001,006.91 × 442,951.74 - Step 4: Simplify right side
668,125.26x = 443,397,752,536.52 - Step 5: Solve for x
x = 443,397,752,536.52/668,125.26 - Step 6: Final answer
x = 663,644.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.