Finding the Fourth Proportional to 762,940.24, 1,052,850.71 and 418,765.97
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Solution
The fourth proportional to 762,940.24, 1,052,850.71 and 418,765.97 is: 577,893.30
Step by Step Solution
- Step 1: Write the proportion equation
762,940.24 : 1,052,850.71 = 418,765.97 : x - Step 2: Convert to fraction form
762,940.24/1,052,850.71 = 418,765.97/x - Step 3: Cross multiply
762,940.24x = 1,052,850.71 × 418,765.97 - Step 4: Simplify right side
762,940.24x = 440,898,052,517.38 - Step 5: Solve for x
x = 440,898,052,517.38/762,940.24 - Step 6: Final answer
x = 577,893.30
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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.