Finding the Fourth Proportional to 371,287.62, 512,377.50 and 201,521.82
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Solution
The fourth proportional to 371,287.62, 512,377.50 and 201,521.82 is: 278,100.43
Step by Step Solution
- Step 1: Write the proportion equation
371,287.62 : 512,377.50 = 201,521.82 : x - Step 2: Convert to fraction form
371,287.62/512,377.50 = 201,521.82/x - Step 3: Cross multiply
371,287.62x = 512,377.50 × 201,521.82 - Step 4: Simplify right side
371,287.62x = 103,255,246,327.05 - Step 5: Solve for x
x = 103,255,246,327.05/371,287.62 - Step 6: Final answer
x = 278,100.43
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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.