Home / 1,233.24-1,849.92-355.80

Finding the Fourth Proportional to 1,233.24, 1,849.92 and 355.80

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Solution

The fourth proportional to 1,233.24, 1,849.92 and 355.80 is: 533.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233.24 : 1,849.92 = 355.80 : x
  2. Step 2: Convert to fraction form
    1,233.24/1,849.92 = 355.80/x
  3. Step 3: Cross multiply
    1,233.24x = 1,849.92 × 355.80
  4. Step 4: Simplify right side
    1,233.24x = 658,201.54
  5. Step 5: Solve for x
    x = 658,201.54/1,233.24
  6. Step 6: Final answer
    x = 533.72

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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.