Home / 766,115.04-1,149,697.08-267,479.04

Finding the Fourth Proportional to 766,115.04, 1,149,697.08 and 267,479.04

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Solution

The fourth proportional to 766,115.04, 1,149,697.08 and 267,479.04 is: 401,401.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,115.04 : 1,149,697.08 = 267,479.04 : x
  2. Step 2: Convert to fraction form
    766,115.04/1,149,697.08 = 267,479.04/x
  3. Step 3: Cross multiply
    766,115.04x = 1,149,697.08 × 267,479.04
  4. Step 4: Simplify right side
    766,115.04x = 307,519,871,249.20
  5. Step 5: Solve for x
    x = 307,519,871,249.20/766,115.04
  6. Step 6: Final answer
    x = 401,401.69

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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.