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Finding the Fourth Proportional to 339,029.44, 467,882.51 and 188,126.44

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Solution

The fourth proportional to 339,029.44, 467,882.51 and 188,126.44 is: 259,626.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,029.44 : 467,882.51 = 188,126.44 : x
  2. Step 2: Convert to fraction form
    339,029.44/467,882.51 = 188,126.44/x
  3. Step 3: Cross multiply
    339,029.44x = 467,882.51 × 188,126.44
  4. Step 4: Simplify right side
    339,029.44x = 88,021,068,834.23
  5. Step 5: Solve for x
    x = 88,021,068,834.23/339,029.44
  6. Step 6: Final answer
    x = 259,626.63

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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.