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Finding the Fourth Proportional to 484,982.92, 669,249.84 and 267,148.90

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Solution

The fourth proportional to 484,982.92, 669,249.84 and 267,148.90 is: 368,650.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,982.92 : 669,249.84 = 267,148.90 : x
  2. Step 2: Convert to fraction form
    484,982.92/669,249.84 = 267,148.90/x
  3. Step 3: Cross multiply
    484,982.92x = 669,249.84 × 267,148.90
  4. Step 4: Simplify right side
    484,982.92x = 178,789,358,581.18
  5. Step 5: Solve for x
    x = 178,789,358,581.18/484,982.92
  6. Step 6: Final answer
    x = 368,650.84

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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.