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Finding the Fourth Proportional to 325,936.51, 449,791.79 and 182,696.51

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Solution

The fourth proportional to 325,936.51, 449,791.79 and 182,696.51 is: 252,120.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,936.51 : 449,791.79 = 182,696.51 : x
  2. Step 2: Convert to fraction form
    325,936.51/449,791.79 = 182,696.51/x
  3. Step 3: Cross multiply
    325,936.51x = 449,791.79 × 182,696.51
  4. Step 4: Simplify right side
    325,936.51x = 82,175,390,470.65
  5. Step 5: Solve for x
    x = 82,175,390,470.65/325,936.51
  6. Step 6: Final answer
    x = 252,120.85

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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.