Home / 375,538.97-518,244.04-222,652.59

Finding the Fourth Proportional to 375,538.97, 518,244.04 and 222,652.59

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Solution

The fourth proportional to 375,538.97, 518,244.04 and 222,652.59 is: 307,260.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,538.97 : 518,244.04 = 222,652.59 : x
  2. Step 2: Convert to fraction form
    375,538.97/518,244.04 = 222,652.59/x
  3. Step 3: Cross multiply
    375,538.97x = 518,244.04 × 222,652.59
  4. Step 4: Simplify right side
    375,538.97x = 115,388,377,758.06
  5. Step 5: Solve for x
    x = 115,388,377,758.06/375,538.97
  6. Step 6: Final answer
    x = 307,260.73

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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.