Finding the Fourth Proportional to 283,858.13, 425,787.26 and 115,470.06
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Solution
The fourth proportional to 283,858.13, 425,787.26 and 115,470.06 is: 173,205.12
Step by Step Solution
- Step 1: Write the proportion equation
283,858.13 : 425,787.26 = 115,470.06 : x - Step 2: Convert to fraction form
283,858.13/425,787.26 = 115,470.06/x - Step 3: Cross multiply
283,858.13x = 425,787.26 × 115,470.06 - Step 4: Simplify right side
283,858.13x = 49,165,679,882.09 - Step 5: Solve for x
x = 49,165,679,882.09/283,858.13 - Step 6: Final answer
x = 173,205.12
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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.