Finding the Fourth Proportional to 396,821.62, 595,229.19 and 160,160.68
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Solution
The fourth proportional to 396,821.62, 595,229.19 and 160,160.68 is: 240,239.71
Step by Step Solution
- Step 1: Write the proportion equation
396,821.62 : 595,229.19 = 160,160.68 : x - Step 2: Convert to fraction form
396,821.62/595,229.19 = 160,160.68/x - Step 3: Cross multiply
396,821.62x = 595,229.19 × 160,160.68 - Step 4: Simplify right side
396,821.62x = 95,332,311,826.25 - Step 5: Solve for x
x = 95,332,311,826.25/396,821.62 - Step 6: Final answer
x = 240,239.71
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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.