Home / 766,362.80-1,149,546.36-267,726.80

Finding the Fourth Proportional to 766,362.80, 1,149,546.36 and 267,726.80

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Solution

The fourth proportional to 766,362.80, 1,149,546.36 and 267,726.80 is: 401,590.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,362.80 : 1,149,546.36 = 267,726.80 : x
  2. Step 2: Convert to fraction form
    766,362.80/1,149,546.36 = 267,726.80/x
  3. Step 3: Cross multiply
    766,362.80x = 1,149,546.36 × 267,726.80
  4. Step 4: Simplify right side
    766,362.80x = 307,764,368,414.45
  5. Step 5: Solve for x
    x = 307,764,368,414.45/766,362.80
  6. Step 6: Final answer
    x = 401,590.95

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1.5x scale

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.