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Finding the Fourth Proportional to 273,414.37, 410,330.88 and 123,759.76

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Solution

The fourth proportional to 273,414.37, 410,330.88 and 123,759.76 is: 185,734.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,414.37 : 410,330.88 = 123,759.76 : x
  2. Step 2: Convert to fraction form
    273,414.37/410,330.88 = 123,759.76/x
  3. Step 3: Cross multiply
    273,414.37x = 410,330.88 × 123,759.76
  4. Step 4: Simplify right side
    273,414.37x = 50,782,450,203.56
  5. Step 5: Solve for x
    x = 50,782,450,203.56/273,414.37
  6. Step 6: Final answer
    x = 185,734.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.