Finding the Fourth Proportional to 396,822.12, 595,229.94 and 160,161.18
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Solution
The fourth proportional to 396,822.12, 595,229.94 and 160,161.18 is: 240,240.46
Step by Step Solution
- Step 1: Write the proportion equation
396,822.12 : 595,229.94 = 160,161.18 : x - Step 2: Convert to fraction form
396,822.12/595,229.94 = 160,161.18/x - Step 3: Cross multiply
396,822.12x = 595,229.94 × 160,161.18 - Step 4: Simplify right side
396,822.12x = 95,332,729,561.73 - Step 5: Solve for x
x = 95,332,729,561.73/396,822.12 - Step 6: Final answer
x = 240,240.46
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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.