Finding the Fourth Proportional to 494,149.49, 681,926.88 and 267,794.99
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Solution
The fourth proportional to 494,149.49, 681,926.88 and 267,794.99 is: 369,557.40
Step by Step Solution
- Step 1: Write the proportion equation
494,149.49 : 681,926.88 = 267,794.99 : x - Step 2: Convert to fraction form
494,149.49/681,926.88 = 267,794.99/x - Step 3: Cross multiply
494,149.49x = 681,926.88 × 267,794.99 - Step 4: Simplify right side
494,149.49x = 182,616,598,600.70 - Step 5: Solve for x
x = 182,616,598,600.70/494,149.49 - Step 6: Final answer
x = 369,557.40
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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.