Home / 481,251.16-664,177.11-360,180.66

Finding the Fourth Proportional to 481,251.16, 664,177.11 and 360,180.66

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Solution

The fourth proportional to 481,251.16, 664,177.11 and 360,180.66 is: 497,087.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,251.16 : 664,177.11 = 360,180.66 : x
  2. Step 2: Convert to fraction form
    481,251.16/664,177.11 = 360,180.66/x
  3. Step 3: Cross multiply
    481,251.16x = 664,177.11 × 360,180.66
  4. Step 4: Simplify right side
    481,251.16x = 239,223,749,836.69
  5. Step 5: Solve for x
    x = 239,223,749,836.69/481,251.16
  6. Step 6: Final answer
    x = 497,087.11

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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.