Finding the Fourth Proportional to 327,710.46, 451,998.99 and 247,141.38
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Solution
The fourth proportional to 327,710.46, 451,998.99 and 247,141.38 is: 340,873.02
Step by Step Solution
- Step 1: Write the proportion equation
327,710.46 : 451,998.99 = 247,141.38 : x - Step 2: Convert to fraction form
327,710.46/451,998.99 = 247,141.38/x - Step 3: Cross multiply
327,710.46x = 451,998.99 × 247,141.38 - Step 4: Simplify right side
327,710.46x = 111,707,654,147.21 - Step 5: Solve for x
x = 111,707,654,147.21/327,710.46 - Step 6: Final answer
x = 340,873.02
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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.