Home / 570,936.66-787,976.48-329,171.91

Finding the Fourth Proportional to 570,936.66, 787,976.48 and 329,171.91

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Solution

The fourth proportional to 570,936.66, 787,976.48 and 329,171.91 is: 454,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,936.66 : 787,976.48 = 329,171.91 : x
  2. Step 2: Convert to fraction form
    570,936.66/787,976.48 = 329,171.91/x
  3. Step 3: Cross multiply
    570,936.66x = 787,976.48 × 329,171.91
  4. Step 4: Simplify right side
    570,936.66x = 259,379,722,956.68
  5. Step 5: Solve for x
    x = 259,379,722,956.68/570,936.66
  6. Step 6: Final answer
    x = 454,305.60

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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.