Finding the Fourth Proportional to 656,252.16, 984,481.50 and 229,918.38
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Solution
The fourth proportional to 656,252.16, 984,481.50 and 229,918.38 is: 344,913.75
Step by Step Solution
- Step 1: Write the proportion equation
656,252.16 : 984,481.50 = 229,918.38 : x - Step 2: Convert to fraction form
656,252.16/984,481.50 = 229,918.38/x - Step 3: Cross multiply
656,252.16x = 984,481.50 × 229,918.38 - Step 4: Simplify right side
656,252.16x = 226,350,391,619.97 - Step 5: Solve for x
x = 226,350,391,619.97/656,252.16 - Step 6: Final answer
x = 344,913.75
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1.5x scale
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.