Home / 1,324.62-1,986.26-502.27

Finding the Fourth Proportional to 1,324.62, 1,986.26 and 502.27

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Solution

The fourth proportional to 1,324.62, 1,986.26 and 502.27 is: 753.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324.62 : 1,986.26 = 502.27 : x
  2. Step 2: Convert to fraction form
    1,324.62/1,986.26 = 502.27/x
  3. Step 3: Cross multiply
    1,324.62x = 1,986.26 × 502.27
  4. Step 4: Simplify right side
    1,324.62x = 997,631.33
  5. Step 5: Solve for x
    x = 997,631.33/1,324.62
  6. Step 6: Final answer
    x = 753.15

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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.