Finding the Fourth Proportional to 327,382.88, 451,793.04 and 193,246.88
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Solution
The fourth proportional to 327,382.88, 451,793.04 and 193,246.88 is: 266,683.45
Step by Step Solution
- Step 1: Write the proportion equation
327,382.88 : 451,793.04 = 193,246.88 : x - Step 2: Convert to fraction form
327,382.88/451,793.04 = 193,246.88/x - Step 3: Cross multiply
327,382.88x = 451,793.04 × 193,246.88 - Step 4: Simplify right side
327,382.88x = 87,307,595,385.72 - Step 5: Solve for x
x = 87,307,595,385.72/327,382.88 - Step 6: Final answer
x = 266,683.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.