Finding the Fourth Proportional to 371,344.62, 512,454.15 and 201,577.26
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Solution
The fourth proportional to 371,344.62, 512,454.15 and 201,577.26 is: 278,175.84
Step by Step Solution
- Step 1: Write the proportion equation
371,344.62 : 512,454.15 = 201,577.26 : x - Step 2: Convert to fraction form
371,344.62/512,454.15 = 201,577.26/x - Step 3: Cross multiply
371,344.62x = 512,454.15 × 201,577.26 - Step 4: Simplify right side
371,344.62x = 103,299,103,432.63 - Step 5: Solve for x
x = 103,299,103,432.63/371,344.62 - Step 6: Final answer
x = 278,175.84
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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.