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Finding the Fourth Proportional to 450,791.76, 622,107.48 and 246,851.29

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Solution

The fourth proportional to 450,791.76, 622,107.48 and 246,851.29 is: 340,662.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,791.76 : 622,107.48 = 246,851.29 : x
  2. Step 2: Convert to fraction form
    450,791.76/622,107.48 = 246,851.29/x
  3. Step 3: Cross multiply
    450,791.76x = 622,107.48 × 246,851.29
  4. Step 4: Simplify right side
    450,791.76x = 153,568,033,956.65
  5. Step 5: Solve for x
    x = 153,568,033,956.65/450,791.76
  6. Step 6: Final answer
    x = 340,662.91

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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.