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Finding the Fourth Proportional to 339,252.35, 468,149.96 and 188,339.63

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Solution

The fourth proportional to 339,252.35, 468,149.96 and 188,339.63 is: 259,898.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,252.35 : 468,149.96 = 188,339.63 : x
  2. Step 2: Convert to fraction form
    339,252.35/468,149.96 = 188,339.63/x
  3. Step 3: Cross multiply
    339,252.35x = 468,149.96 × 188,339.63
  4. Step 4: Simplify right side
    339,252.35x = 88,171,188,381.01
  5. Step 5: Solve for x
    x = 88,171,188,381.01/339,252.35
  6. Step 6: Final answer
    x = 259,898.54

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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.