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Finding the Third Proportional to 295.13 and 433.31

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Solution

The third proportional to 295.13 and 433.31 is: 636.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.13 : 433.31 = 433.31 : x
  2. Step 2: Convert to fraction form
    295.13/433.31 = 433.31/x
  3. Step 3: Cross multiply
    295.13x = 433.31 × 433.31
  4. Step 4: Simplify right side
    295.13x = 187,759.72
  5. Step 5: Solve for x
    x = 187,759.72/295.13
  6. Step 6: Final answer
    x = 636.20

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.