Home / 484,003.72-667,941.24-266,221.56

Finding the Fourth Proportional to 484,003.72, 667,941.24 and 266,221.56

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Solution

The fourth proportional to 484,003.72, 667,941.24 and 266,221.56 is: 367,394.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,003.72 : 667,941.24 = 266,221.56 : x
  2. Step 2: Convert to fraction form
    484,003.72/667,941.24 = 266,221.56/x
  3. Step 3: Cross multiply
    484,003.72x = 667,941.24 × 266,221.56
  4. Step 4: Simplify right side
    484,003.72x = 177,820,358,901.13
  5. Step 5: Solve for x
    x = 177,820,358,901.13/484,003.72
  6. Step 6: Final answer
    x = 367,394.61

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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.