Home / 1,324.37-1,986.33-502.43

Finding the Fourth Proportional to 1,324.37, 1,986.33 and 502.43

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Solution

The fourth proportional to 1,324.37, 1,986.33 and 502.43 is: 753.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324.37 : 1,986.33 = 502.43 : x
  2. Step 2: Convert to fraction form
    1,324.37/1,986.33 = 502.43/x
  3. Step 3: Cross multiply
    1,324.37x = 1,986.33 × 502.43
  4. Step 4: Simplify right side
    1,324.37x = 997,991.78
  5. Step 5: Solve for x
    x = 997,991.78/1,324.37
  6. Step 6: Final answer
    x = 753.56

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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.