Home / 494,113.38-681,877.35-267,758.88

Finding the Fourth Proportional to 494,113.38, 681,877.35 and 267,758.88

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Solution

The fourth proportional to 494,113.38, 681,877.35 and 267,758.88 is: 369,507.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,113.38 : 681,877.35 = 267,758.88 : x
  2. Step 2: Convert to fraction form
    494,113.38/681,877.35 = 267,758.88/x
  3. Step 3: Cross multiply
    494,113.38x = 681,877.35 × 267,758.88
  4. Step 4: Simplify right side
    494,113.38x = 182,578,715,533.37
  5. Step 5: Solve for x
    x = 182,578,715,533.37/494,113.38
  6. Step 6: Final answer
    x = 369,507.73

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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.