Finding the Fourth Proportional to 980,845.65, 1,471,286.97 and 270,892.53
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Solution
The fourth proportional to 980,845.65, 1,471,286.97 and 270,892.53 is: 406,343.90
Step by Step Solution
- Step 1: Write the proportion equation
980,845.65 : 1,471,286.97 = 270,892.53 : x - Step 2: Convert to fraction form
980,845.65/1,471,286.97 = 270,892.53/x - Step 3: Cross multiply
980,845.65x = 1,471,286.97 × 270,892.53 - Step 4: Simplify right side
980,845.65x = 398,560,649,659.33 - Step 5: Solve for x
x = 398,560,649,659.33/980,845.65 - Step 6: Final answer
x = 406,343.90
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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.