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Finding the Fourth Proportional to 339,064.92, 467,893.82 and 188,160.60

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Solution

The fourth proportional to 339,064.92, 467,893.82 and 188,160.60 is: 259,652.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,064.92 : 467,893.82 = 188,160.60 : x
  2. Step 2: Convert to fraction form
    339,064.92/467,893.82 = 188,160.60/x
  3. Step 3: Cross multiply
    339,064.92x = 467,893.82 × 188,160.60
  4. Step 4: Simplify right side
    339,064.92x = 88,039,181,907.49
  5. Step 5: Solve for x
    x = 88,039,181,907.49/339,064.92
  6. Step 6: Final answer
    x = 259,652.88

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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.