Finding the Fourth Proportional to 494,074.64, 681,817.35 and 267,720.14
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Solution
The fourth proportional to 494,074.64, 681,817.35 and 267,720.14 is: 369,450.73
Step by Step Solution
- Step 1: Write the proportion equation
494,074.64 : 681,817.35 = 267,720.14 : x - Step 2: Convert to fraction form
494,074.64/681,817.35 = 267,720.14/x - Step 3: Cross multiply
494,074.64x = 681,817.35 × 267,720.14 - Step 4: Simplify right side
494,074.64x = 182,536,233,763.78 - Step 5: Solve for x
x = 182,536,233,763.78/494,074.64 - Step 6: Final answer
x = 369,450.73
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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.