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Finding the Fourth Proportional to 396,767.50, 547,706.67 and 267,880.57

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Solution

The fourth proportional to 396,767.50, 547,706.67 and 267,880.57 is: 369,788.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,767.50 : 547,706.67 = 267,880.57 : x
  2. Step 2: Convert to fraction form
    396,767.50/547,706.67 = 267,880.57/x
  3. Step 3: Cross multiply
    396,767.50x = 547,706.67 × 267,880.57
  4. Step 4: Simplify right side
    396,767.50x = 146,719,974,952.40
  5. Step 5: Solve for x
    x = 146,719,974,952.40/396,767.50
  6. Step 6: Final answer
    x = 369,788.29

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