Home / 481,733.80-664,744.20-266,833.71

Finding the Fourth Proportional to 481,733.80, 664,744.20 and 266,833.71

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Solution

The fourth proportional to 481,733.80, 664,744.20 and 266,833.71 is: 368,203.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,733.80 : 664,744.20 = 266,833.71 : x
  2. Step 2: Convert to fraction form
    481,733.80/664,744.20 = 266,833.71/x
  3. Step 3: Cross multiply
    481,733.80x = 664,744.20 × 266,833.71
  4. Step 4: Simplify right side
    481,733.80x = 177,376,162,245.60
  5. Step 5: Solve for x
    x = 177,376,162,245.60/481,733.80
  6. Step 6: Final answer
    x = 368,203.69

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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.