Finding the Fourth Proportional to 327,931.92, 491,953.86 and 150,454.08
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Solution
The fourth proportional to 327,931.92, 491,953.86 and 150,454.08 is: 225,706.80
Step by Step Solution
- Step 1: Write the proportion equation
327,931.92 : 491,953.86 = 150,454.08 : x - Step 2: Convert to fraction form
327,931.92/491,953.86 = 150,454.08/x - Step 3: Cross multiply
327,931.92x = 491,953.86 × 150,454.08 - Step 4: Simplify right side
327,931.92x = 74,016,465,408.75 - Step 5: Solve for x
x = 74,016,465,408.75/327,931.92 - Step 6: Final answer
x = 225,706.80
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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.