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Finding the Fourth Proportional to 339,029.54, 467,882.63 and 188,126.54

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Solution

The fourth proportional to 339,029.54, 467,882.63 and 188,126.54 is: 259,626.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,029.54 : 467,882.63 = 188,126.54 : x
  2. Step 2: Convert to fraction form
    339,029.54/467,882.63 = 188,126.54/x
  3. Step 3: Cross multiply
    339,029.54x = 467,882.63 × 188,126.54
  4. Step 4: Simplify right side
    339,029.54x = 88,021,137,027.95
  5. Step 5: Solve for x
    x = 88,021,137,027.95/339,029.54
  6. Step 6: Final answer
    x = 259,626.75

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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.