Home / 481,772.25-664,819.46-266,899.50

Finding the Fourth Proportional to 481,772.25, 664,819.46 and 266,899.50

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Solution

The fourth proportional to 481,772.25, 664,819.46 and 266,899.50 is: 368,306.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,772.25 : 664,819.46 = 266,899.50 : x
  2. Step 2: Convert to fraction form
    481,772.25/664,819.46 = 266,899.50/x
  3. Step 3: Cross multiply
    481,772.25x = 664,819.46 × 266,899.50
  4. Step 4: Simplify right side
    481,772.25x = 177,439,981,464.27
  5. Step 5: Solve for x
    x = 177,439,981,464.27/481,772.25
  6. Step 6: Final answer
    x = 368,306.77

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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.