Finding the Fourth Proportional to 756,609.36, 1,134,631.09 and 251,076.11
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Solution
The fourth proportional to 756,609.36, 1,134,631.09 and 251,076.11 is: 376,520.26
Step by Step Solution
- Step 1: Write the proportion equation
756,609.36 : 1,134,631.09 = 251,076.11 : x - Step 2: Convert to fraction form
756,609.36/1,134,631.09 = 251,076.11/x - Step 3: Cross multiply
756,609.36x = 1,134,631.09 × 251,076.11 - Step 4: Simplify right side
756,609.36x = 284,878,755,002.95 - Step 5: Solve for x
x = 284,878,755,002.95/756,609.36 - Step 6: Final answer
x = 376,520.26
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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.