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Finding the Fourth Proportional to 494,278.88, 682,105.74 and 267,924.92

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Solution

The fourth proportional to 494,278.88, 682,105.74 and 267,924.92 is: 369,736.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,278.88 : 682,105.74 = 267,924.92 : x
  2. Step 2: Convert to fraction form
    494,278.88/682,105.74 = 267,924.92/x
  3. Step 3: Cross multiply
    494,278.88x = 682,105.74 × 267,924.92
  4. Step 4: Simplify right side
    494,278.88x = 182,753,125,821.04
  5. Step 5: Solve for x
    x = 182,753,125,821.04/494,278.88
  6. Step 6: Final answer
    x = 369,736.87

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1.5x scale

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.