Home / 331,297.35-457,177.88-202,451.27

Finding the Fourth Proportional to 331,297.35, 457,177.88 and 202,451.27

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Solution

The fourth proportional to 331,297.35, 457,177.88 and 202,451.27 is: 279,375.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,297.35 : 457,177.88 = 202,451.27 : x
  2. Step 2: Convert to fraction form
    331,297.35/457,177.88 = 202,451.27/x
  3. Step 3: Cross multiply
    331,297.35x = 457,177.88 × 202,451.27
  4. Step 4: Simplify right side
    331,297.35x = 92,556,239,123.76
  5. Step 5: Solve for x
    x = 92,556,239,123.76/331,297.35
  6. Step 6: Final answer
    x = 279,375.13

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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.