Finding the Fourth Proportional to 327,707.98, 491,561.97 and 187,368.19
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Solution
The fourth proportional to 327,707.98, 491,561.97 and 187,368.19 is: 281,052.28
Step by Step Solution
- Step 1: Write the proportion equation
327,707.98 : 491,561.97 = 187,368.19 : x - Step 2: Convert to fraction form
327,707.98/491,561.97 = 187,368.19/x - Step 3: Cross multiply
327,707.98x = 491,561.97 × 187,368.19 - Step 4: Simplify right side
327,707.98x = 92,103,074,660.20 - Step 5: Solve for x
x = 92,103,074,660.20/327,707.98 - Step 6: Final answer
x = 281,052.28
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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.