Finding the Fourth Proportional to 327,288.42, 491,074.74 and 177,634.44
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Solution
The fourth proportional to 327,288.42, 491,074.74 and 177,634.44 is: 266,528.79
Step by Step Solution
- Step 1: Write the proportion equation
327,288.42 : 491,074.74 = 177,634.44 : x - Step 2: Convert to fraction form
327,288.42/491,074.74 = 177,634.44/x - Step 3: Cross multiply
327,288.42x = 491,074.74 × 177,634.44 - Step 4: Simplify right side
327,288.42x = 87,231,786,438.05 - Step 5: Solve for x
x = 87,231,786,438.05/327,288.42 - Step 6: Final answer
x = 266,528.79
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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.