Finding the Fourth Proportional to 397,711.38, 596,568.30 and 98,191.99
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Solution
The fourth proportional to 397,711.38, 596,568.30 and 98,191.99 is: 147,288.29
Step by Step Solution
- Step 1: Write the proportion equation
397,711.38 : 596,568.30 = 98,191.99 : x - Step 2: Convert to fraction form
397,711.38/596,568.30 = 98,191.99/x - Step 3: Cross multiply
397,711.38x = 596,568.30 × 98,191.99 - Step 4: Simplify right side
397,711.38x = 58,578,228,547.92 - Step 5: Solve for x
x = 58,578,228,547.92/397,711.38 - Step 6: Final answer
x = 147,288.29
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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.