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Finding the Third Proportional to 433.31 and 943.13

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Solution

The third proportional to 433.31 and 943.13 is: 2,052.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.31 : 943.13 = 943.13 : x
  2. Step 2: Convert to fraction form
    433.31/943.13 = 943.13/x
  3. Step 3: Cross multiply
    433.31x = 943.13 × 943.13
  4. Step 4: Simplify right side
    433.31x = 889,484.77
  5. Step 5: Solve for x
    x = 889,484.77/433.31
  6. Step 6: Final answer
    x = 2,052.76

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.