Finding the Fourth Proportional to 691,299.97, 953,177.93 and 473,613.01
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Solution
The fourth proportional to 691,299.97, 953,177.93 and 473,613.01 is: 653,026.89
Step by Step Solution
- Step 1: Write the proportion equation
691,299.97 : 953,177.93 = 473,613.01 : x - Step 2: Convert to fraction form
691,299.97/953,177.93 = 473,613.01/x - Step 3: Cross multiply
691,299.97x = 953,177.93 × 473,613.01 - Step 4: Simplify right side
691,299.97x = 451,437,465,517.91 - Step 5: Solve for x
x = 451,437,465,517.91/691,299.97 - Step 6: Final answer
x = 653,026.89
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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.