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Finding the Fourth Proportional to 332,716.70, 499,075.05 and 133,067.90

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Solution

The fourth proportional to 332,716.70, 499,075.05 and 133,067.90 is: 199,601.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,716.70 : 499,075.05 = 133,067.90 : x
  2. Step 2: Convert to fraction form
    332,716.70/499,075.05 = 133,067.90/x
  3. Step 3: Cross multiply
    332,716.70x = 499,075.05 × 133,067.90
  4. Step 4: Simplify right side
    332,716.70x = 66,410,868,845.90
  5. Step 5: Solve for x
    x = 66,410,868,845.90/332,716.70
  6. Step 6: Final answer
    x = 199,601.85

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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.