Finding the Fourth Proportional to 293,029.25, 439,560.92 and 113,115.70
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Solution
The fourth proportional to 293,029.25, 439,560.92 and 113,115.70 is: 169,680.12
Step by Step Solution
- Step 1: Write the proportion equation
293,029.25 : 439,560.92 = 113,115.70 : x - Step 2: Convert to fraction form
293,029.25/439,560.92 = 113,115.70/x - Step 3: Cross multiply
293,029.25x = 439,560.92 × 113,115.70 - Step 4: Simplify right side
293,029.25x = 49,721,238,395.06 - Step 5: Solve for x
x = 49,721,238,395.06/293,029.25 - Step 6: Final answer
x = 169,680.12
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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.