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Finding the Third Proportional to 376.69 and 737.81

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Solution

The third proportional to 376.69 and 737.81 is: 1,445.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    376.69 : 737.81 = 737.81 : x
  2. Step 2: Convert to fraction form
    376.69/737.81 = 737.81/x
  3. Step 3: Cross multiply
    376.69x = 737.81 × 737.81
  4. Step 4: Simplify right side
    376.69x = 544,367.29
  5. Step 5: Solve for x
    x = 544,367.29/376.69
  6. Step 6: Final answer
    x = 1,445.14

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Why These Related Problems?

These problems maintain the same ratio (1.96) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.