Finding the Fourth Proportional to 360,775.57, 541,350.08 and 261,753.07
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Solution
The fourth proportional to 360,775.57, 541,350.08 and 261,753.07 is: 392,765.08
Step by Step Solution
- Step 1: Write the proportion equation
360,775.57 : 541,350.08 = 261,753.07 : x - Step 2: Convert to fraction form
360,775.57/541,350.08 = 261,753.07/x - Step 3: Cross multiply
360,775.57x = 541,350.08 × 261,753.07 - Step 4: Simplify right side
360,775.57x = 141,700,046,191.57 - Step 5: Solve for x
x = 141,700,046,191.57/360,775.57 - Step 6: Final answer
x = 392,765.08
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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.