Finding the Fourth Proportional to 371,926.26, 513,260.04 and 202,160.28
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Solution
The fourth proportional to 371,926.26, 513,260.04 and 202,160.28 is: 278,982.17
Step by Step Solution
- Step 1: Write the proportion equation
371,926.26 : 513,260.04 = 202,160.28 : x - Step 2: Convert to fraction form
371,926.26/513,260.04 = 202,160.28/x - Step 3: Cross multiply
371,926.26x = 513,260.04 × 202,160.28 - Step 4: Simplify right side
371,926.26x = 103,760,793,399.21 - Step 5: Solve for x
x = 103,760,793,399.21/371,926.26 - Step 6: Final answer
x = 278,982.17
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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.