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Finding the Fourth Proportional to 332,568.30, 499,225.61 and 133,027.80

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Solution

The fourth proportional to 332,568.30, 499,225.61 and 133,027.80 is: 199,690.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,568.30 : 499,225.61 = 133,027.80 : x
  2. Step 2: Convert to fraction form
    332,568.30/499,225.61 = 133,027.80/x
  3. Step 3: Cross multiply
    332,568.30x = 499,225.61 × 133,027.80
  4. Step 4: Simplify right side
    332,568.30x = 66,410,883,936.82
  5. Step 5: Solve for x
    x = 66,410,883,936.82/332,568.30
  6. Step 6: Final answer
    x = 199,690.96

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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.