Home / 1,324.23-1,986.62-502.35

Finding the Fourth Proportional to 1,324.23, 1,986.62 and 502.35

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Solution

The fourth proportional to 1,324.23, 1,986.62 and 502.35 is: 753.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324.23 : 1,986.62 = 502.35 : x
  2. Step 2: Convert to fraction form
    1,324.23/1,986.62 = 502.35/x
  3. Step 3: Cross multiply
    1,324.23x = 1,986.62 × 502.35
  4. Step 4: Simplify right side
    1,324.23x = 997,976.05
  5. Step 5: Solve for x
    x = 997,976.05/1,324.23
  6. Step 6: Final answer
    x = 753.63

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1.5x scale

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.