Home / 481,338.25-722,370.54-329,171.75

Finding the Fourth Proportional to 481,338.25, 722,370.54 and 329,171.75

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Solution

The fourth proportional to 481,338.25, 722,370.54 and 329,171.75 is: 494,005.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,338.25 : 722,370.54 = 329,171.75 : x
  2. Step 2: Convert to fraction form
    481,338.25/722,370.54 = 329,171.75/x
  3. Step 3: Cross multiply
    481,338.25x = 722,370.54 × 329,171.75
  4. Step 4: Simplify right side
    481,338.25x = 237,783,974,668.78
  5. Step 5: Solve for x
    x = 237,783,974,668.78/481,338.25
  6. Step 6: Final answer
    x = 494,005.98

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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.