Finding the Fourth Proportional to 327,921.03, 491,950.67 and 106,287.75
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Solution
The fourth proportional to 327,921.03, 491,950.67 and 106,287.75 is: 159,454.03
Step by Step Solution
- Step 1: Write the proportion equation
327,921.03 : 491,950.67 = 106,287.75 : x - Step 2: Convert to fraction form
327,921.03/491,950.67 = 106,287.75/x - Step 3: Cross multiply
327,921.03x = 491,950.67 × 106,287.75 - Step 4: Simplify right side
327,921.03x = 52,288,329,293.85 - Step 5: Solve for x
x = 52,288,329,293.85/327,921.03 - Step 6: Final answer
x = 159,454.03
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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.