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Finding the Fourth Proportional to 339,052.32, 467,914.32 and 188,149.68

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Solution

The fourth proportional to 339,052.32, 467,914.32 and 188,149.68 is: 259,658.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,052.32 : 467,914.32 = 188,149.68 : x
  2. Step 2: Convert to fraction form
    339,052.32/467,914.32 = 188,149.68/x
  3. Step 3: Cross multiply
    339,052.32x = 467,914.32 × 188,149.68
  4. Step 4: Simplify right side
    339,052.32x = 88,037,929,575.42
  5. Step 5: Solve for x
    x = 88,037,929,575.42/339,052.32
  6. Step 6: Final answer
    x = 259,658.83

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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.