Finding the Fourth Proportional to 689,993.26, 1,034,614.42 and 240,593.92
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Solution
The fourth proportional to 689,993.26, 1,034,614.42 and 240,593.92 is: 360,759.95
Step by Step Solution
- Step 1: Write the proportion equation
689,993.26 : 1,034,614.42 = 240,593.92 : x - Step 2: Convert to fraction form
689,993.26/1,034,614.42 = 240,593.92/x - Step 3: Cross multiply
689,993.26x = 1,034,614.42 × 240,593.92 - Step 4: Simplify right side
689,993.26x = 248,921,935,808.31 - Step 5: Solve for x
x = 248,921,935,808.31/689,993.26 - Step 6: Final answer
x = 360,759.95
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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.