Finding the Fourth Proportional to 668,122.26, 1,001,002.41 and 442,948.74
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Solution
The fourth proportional to 668,122.26, 1,001,002.41 and 442,948.74 is: 663,640.15
Step by Step Solution
- Step 1: Write the proportion equation
668,122.26 : 1,001,002.41 = 442,948.74 : x - Step 2: Convert to fraction form
668,122.26/1,001,002.41 = 442,948.74/x - Step 3: Cross multiply
668,122.26x = 1,001,002.41 × 442,948.74 - Step 4: Simplify right side
668,122.26x = 443,392,756,246.46 - Step 5: Solve for x
x = 443,392,756,246.46/668,122.26 - Step 6: Final answer
x = 663,640.15
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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.