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Finding the Fourth Proportional to 339,034.43, 508,797.41 and 125,832.68

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Solution

The fourth proportional to 339,034.43, 508,797.41 and 125,832.68 is: 188,840.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,034.43 : 508,797.41 = 125,832.68 : x
  2. Step 2: Convert to fraction form
    339,034.43/508,797.41 = 125,832.68/x
  3. Step 3: Cross multiply
    339,034.43x = 508,797.41 × 125,832.68
  4. Step 4: Simplify right side
    339,034.43x = 64,023,342,320.19
  5. Step 5: Solve for x
    x = 64,023,342,320.19/339,034.43
  6. Step 6: Final answer
    x = 188,840.24

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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.