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Finding the Fourth Proportional to 467,279.40, 700,919.10 and 267,522.60

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Solution

The fourth proportional to 467,279.40, 700,919.10 and 267,522.60 is: 401,283.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,279.40 : 700,919.10 = 267,522.60 : x
  2. Step 2: Convert to fraction form
    467,279.40/700,919.10 = 267,522.60/x
  3. Step 3: Cross multiply
    467,279.40x = 700,919.10 × 267,522.60
  4. Step 4: Simplify right side
    467,279.40x = 187,511,700,021.66
  5. Step 5: Solve for x
    x = 187,511,700,021.66/467,279.40
  6. Step 6: Final answer
    x = 401,283.90

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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.