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Finding the Third Proportional to 444.38 and 670.50

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Solution

The third proportional to 444.38 and 670.50 is: 1,011.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.38 : 670.50 = 670.50 : x
  2. Step 2: Convert to fraction form
    444.38/670.50 = 670.50/x
  3. Step 3: Cross multiply
    444.38x = 670.50 × 670.50
  4. Step 4: Simplify right side
    444.38x = 449,570.25
  5. Step 5: Solve for x
    x = 449,570.25/444.38
  6. Step 6: Final answer
    x = 1,011.69

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.