Finding the Fourth Proportional to 327,007.26, 490,350.88 and 134,845.76
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Solution
The fourth proportional to 327,007.26, 490,350.88 and 134,845.76 is: 202,202.66
Step by Step Solution
- Step 1: Write the proportion equation
327,007.26 : 490,350.88 = 134,845.76 : x - Step 2: Convert to fraction form
327,007.26/490,350.88 = 134,845.76/x - Step 3: Cross multiply
327,007.26x = 490,350.88 × 134,845.76 - Step 4: Simplify right side
327,007.26x = 66,121,738,474.70 - Step 5: Solve for x
x = 66,121,738,474.70/327,007.26 - Step 6: Final answer
x = 202,202.66
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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.