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Finding the Fourth Proportional to 266,414.20, 367,756.77 and 164,480.87

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Solution

The fourth proportional to 266,414.20, 367,756.77 and 164,480.87 is: 227,048.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,414.20 : 367,756.77 = 164,480.87 : x
  2. Step 2: Convert to fraction form
    266,414.20/367,756.77 = 164,480.87/x
  3. Step 3: Cross multiply
    266,414.20x = 367,756.77 × 164,480.87
  4. Step 4: Simplify right side
    266,414.20x = 60,488,951,639.21
  5. Step 5: Solve for x
    x = 60,488,951,639.21/266,414.20
  6. Step 6: Final answer
    x = 227,048.53

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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.