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Finding the Fourth Proportional to 338,447.04, 467,059.68 and 187,546.56

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Solution

The fourth proportional to 338,447.04, 467,059.68 and 187,546.56 is: 258,815.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,447.04 : 467,059.68 = 187,546.56 : x
  2. Step 2: Convert to fraction form
    338,447.04/467,059.68 = 187,546.56/x
  3. Step 3: Cross multiply
    338,447.04x = 467,059.68 × 187,546.56
  4. Step 4: Simplify right side
    338,447.04x = 87,595,436,298.70
  5. Step 5: Solve for x
    x = 87,595,436,298.70/338,447.04
  6. Step 6: Final answer
    x = 258,815.78

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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.