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Finding the Fourth Proportional to 450,067.37, 675,168.17 and 165,736.04

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Solution

The fourth proportional to 450,067.37, 675,168.17 and 165,736.04 is: 248,628.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,067.37 : 675,168.17 = 165,736.04 : x
  2. Step 2: Convert to fraction form
    450,067.37/675,168.17 = 165,736.04/x
  3. Step 3: Cross multiply
    450,067.37x = 675,168.17 × 165,736.04
  4. Step 4: Simplify right side
    450,067.37x = 111,899,694,625.33
  5. Step 5: Solve for x
    x = 111,899,694,625.33/450,067.37
  6. Step 6: Final answer
    x = 248,628.77

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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.