Finding the Fourth Proportional to 932,370.18, 1,286,651.84 and 545,414.70
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Solution
The fourth proportional to 932,370.18, 1,286,651.84 and 545,414.70 is: 752,661.17
Step by Step Solution
- Step 1: Write the proportion equation
932,370.18 : 1,286,651.84 = 545,414.70 : x - Step 2: Convert to fraction form
932,370.18/1,286,651.84 = 545,414.70/x - Step 3: Cross multiply
932,370.18x = 1,286,651.84 × 545,414.70 - Step 4: Simplify right side
932,370.18x = 701,758,827,318.05 - Step 5: Solve for x
x = 701,758,827,318.05/932,370.18 - Step 6: Final answer
x = 752,661.17
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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.