Finding the Fourth Proportional to 929,787.01, 1,393,481.67 and 449,902.02
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Solution
The fourth proportional to 929,787.01, 1,393,481.67 and 449,902.02 is: 674,272.94
Step by Step Solution
- Step 1: Write the proportion equation
929,787.01 : 1,393,481.67 = 449,902.02 : x - Step 2: Convert to fraction form
929,787.01/1,393,481.67 = 449,902.02/x - Step 3: Cross multiply
929,787.01x = 1,393,481.67 × 449,902.02 - Step 4: Simplify right side
929,787.01x = 626,930,218,165.97 - Step 5: Solve for x
x = 626,930,218,165.97/929,787.01 - Step 6: Final answer
x = 674,272.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.