Finding the Fourth Proportional to 656,704.06, 985,111.97 and 207,304.70
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Solution
The fourth proportional to 656,704.06, 985,111.97 and 207,304.70 is: 310,974.69
Step by Step Solution
- Step 1: Write the proportion equation
656,704.06 : 985,111.97 = 207,304.70 : x - Step 2: Convert to fraction form
656,704.06/985,111.97 = 207,304.70/x - Step 3: Cross multiply
656,704.06x = 985,111.97 × 207,304.70 - Step 4: Simplify right side
656,704.06x = 204,218,341,407.26 - Step 5: Solve for x
x = 204,218,341,407.26/656,704.06 - Step 6: Final answer
x = 310,974.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.