Home / 766,044.64-1,149,591.68-267,408.64

Finding the Fourth Proportional to 766,044.64, 1,149,591.68 and 267,408.64

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Solution

The fourth proportional to 766,044.64, 1,149,591.68 and 267,408.64 is: 401,296.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,044.64 : 1,149,591.68 = 267,408.64 : x
  2. Step 2: Convert to fraction form
    766,044.64/1,149,591.68 = 267,408.64/x
  3. Step 3: Cross multiply
    766,044.64x = 1,149,591.68 × 267,408.64
  4. Step 4: Simplify right side
    766,044.64x = 307,410,747,704.12
  5. Step 5: Solve for x
    x = 307,410,747,704.12/766,044.64
  6. Step 6: Final answer
    x = 401,296.13

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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.