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Finding the Fourth Proportional to 339,038, 467,887.02 and 188,135

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Solution

The fourth proportional to 339,038, 467,887.02 and 188,135 is: 259,634.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,038 : 467,887.02 = 188,135 : x
  2. Step 2: Convert to fraction form
    339,038/467,887.02 = 188,135/x
  3. Step 3: Cross multiply
    339,038x = 467,887.02 × 188,135
  4. Step 4: Simplify right side
    339,038x = 88,025,924,507.70
  5. Step 5: Solve for x
    x = 88,025,924,507.70/339,038
  6. Step 6: Final answer
    x = 259,634.39

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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.