Finding the Fourth Proportional to 274,570.16, 378,711.42 and 251,982.08
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Solution
The fourth proportional to 274,570.16, 378,711.42 and 251,982.08 is: 347,555.94
Step by Step Solution
- Step 1: Write the proportion equation
274,570.16 : 378,711.42 = 251,982.08 : x - Step 2: Convert to fraction form
274,570.16/378,711.42 = 251,982.08/x - Step 3: Cross multiply
274,570.16x = 378,711.42 × 251,982.08 - Step 4: Simplify right side
274,570.16x = 95,428,491,331.35 - Step 5: Solve for x
x = 95,428,491,331.35/274,570.16 - Step 6: Final answer
x = 347,555.94
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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.