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Finding the Fourth Proportional to 494,279.88, 682,107.12 and 267,925.92

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Solution

The fourth proportional to 494,279.88, 682,107.12 and 267,925.92 is: 369,738.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,279.88 : 682,107.12 = 267,925.92 : x
  2. Step 2: Convert to fraction form
    494,279.88/682,107.12 = 267,925.92/x
  3. Step 3: Cross multiply
    494,279.88x = 682,107.12 × 267,925.92
  4. Step 4: Simplify right side
    494,279.88x = 182,754,177,664.55
  5. Step 5: Solve for x
    x = 182,754,177,664.55/494,279.88
  6. Step 6: Final answer
    x = 369,738.25

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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.