Home / 766,212.88-1,149,319.32-267,565.84

Finding the Fourth Proportional to 766,212.88, 1,149,319.32 and 267,565.84

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Solution

The fourth proportional to 766,212.88, 1,149,319.32 and 267,565.84 is: 401,348.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,212.88 : 1,149,319.32 = 267,565.84 : x
  2. Step 2: Convert to fraction form
    766,212.88/1,149,319.32 = 267,565.84/x
  3. Step 3: Cross multiply
    766,212.88x = 1,149,319.32 × 267,565.84
  4. Step 4: Simplify right side
    766,212.88x = 307,518,589,284.03
  5. Step 5: Solve for x
    x = 307,518,589,284.03/766,212.88
  6. Step 6: Final answer
    x = 401,348.76

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Similar ratio
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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.