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Finding the Fourth Proportional to 339,037.54, 467,874.57 and 188,137.06

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Solution

The fourth proportional to 339,037.54, 467,874.57 and 188,137.06 is: 259,630.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,037.54 : 467,874.57 = 188,137.06 : x
  2. Step 2: Convert to fraction form
    339,037.54/467,874.57 = 188,137.06/x
  3. Step 3: Cross multiply
    339,037.54x = 467,874.57 × 188,137.06
  4. Step 4: Simplify right side
    339,037.54x = 88,024,546,048.56
  5. Step 5: Solve for x
    x = 88,024,546,048.56/339,037.54
  6. Step 6: Final answer
    x = 259,630.68

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1.5x scale

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.