Home / 444,897.78-667,432.53-145,297.82

Finding the Fourth Proportional to 444,897.78, 667,432.53 and 145,297.82

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Solution

The fourth proportional to 444,897.78, 667,432.53 and 145,297.82 is: 217,974.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,897.78 : 667,432.53 = 145,297.82 : x
  2. Step 2: Convert to fraction form
    444,897.78/667,432.53 = 145,297.82/x
  3. Step 3: Cross multiply
    444,897.78x = 667,432.53 × 145,297.82
  4. Step 4: Simplify right side
    444,897.78x = 96,976,488,268.92
  5. Step 5: Solve for x
    x = 96,976,488,268.92/444,897.78
  6. Step 6: Final answer
    x = 217,974.76

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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.