Home / 332,986.56-498,857.76-258,959.04

Finding the Fourth Proportional to 332,986.56, 498,857.76 and 258,959.04

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Solution

The fourth proportional to 332,986.56, 498,857.76 and 258,959.04 is: 387,954.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,986.56 : 498,857.76 = 258,959.04 : x
  2. Step 2: Convert to fraction form
    332,986.56/498,857.76 = 258,959.04/x
  3. Step 3: Cross multiply
    332,986.56x = 498,857.76 × 258,959.04
  4. Step 4: Simplify right side
    332,986.56x = 129,183,726,626.15
  5. Step 5: Solve for x
    x = 129,183,726,626.15/332,986.56
  6. Step 6: Final answer
    x = 387,954.78

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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.