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Finding the Third Proportional to 264.56 and 376.13

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Solution

The third proportional to 264.56 and 376.13 is: 534.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.56 : 376.13 = 376.13 : x
  2. Step 2: Convert to fraction form
    264.56/376.13 = 376.13/x
  3. Step 3: Cross multiply
    264.56x = 376.13 × 376.13
  4. Step 4: Simplify right side
    264.56x = 141,470.02
  5. Step 5: Solve for x
    x = 141,470.02/264.56
  6. Step 6: Final answer
    x = 534.73

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.