Finding the Fourth Proportional to 337,711.44, 506,567.75 and 138,031.65
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Solution
The fourth proportional to 337,711.44, 506,567.75 and 138,031.65 is: 207,047.72
Step by Step Solution
- Step 1: Write the proportion equation
337,711.44 : 506,567.75 = 138,031.65 : x - Step 2: Convert to fraction form
337,711.44/506,567.75 = 138,031.65/x - Step 3: Cross multiply
337,711.44x = 506,567.75 × 138,031.65 - Step 4: Simplify right side
337,711.44x = 69,922,382,369.29 - Step 5: Solve for x
x = 69,922,382,369.29/337,711.44 - Step 6: Final answer
x = 207,047.72
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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.