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Finding the Fourth Proportional to 494,084.40, 741,126.60 and 178,551.60

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Solution

The fourth proportional to 494,084.40, 741,126.60 and 178,551.60 is: 267,827.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,084.40 : 741,126.60 = 178,551.60 : x
  2. Step 2: Convert to fraction form
    494,084.40/741,126.60 = 178,551.60/x
  3. Step 3: Cross multiply
    494,084.40x = 741,126.60 × 178,551.60
  4. Step 4: Simplify right side
    494,084.40x = 132,329,340,232.56
  5. Step 5: Solve for x
    x = 132,329,340,232.56/494,084.40
  6. Step 6: Final answer
    x = 267,827.40

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.