Home / 481,123.62-721,209.15-227,956.50

Finding the Fourth Proportional to 481,123.62, 721,209.15 and 227,956.50

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Solution

The fourth proportional to 481,123.62, 721,209.15 and 227,956.50 is: 341,709.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,123.62 : 721,209.15 = 227,956.50 : x
  2. Step 2: Convert to fraction form
    481,123.62/721,209.15 = 227,956.50/x
  3. Step 3: Cross multiply
    481,123.62x = 721,209.15 × 227,956.50
  4. Step 4: Simplify right side
    481,123.62x = 164,404,313,601.98
  5. Step 5: Solve for x
    x = 164,404,313,601.98/481,123.62
  6. Step 6: Final answer
    x = 341,709.09

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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.