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Finding the Third Proportional to 444.23 and 666.35

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Solution

The third proportional to 444.23 and 666.35 is: 999.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.23 : 666.35 = 666.35 : x
  2. Step 2: Convert to fraction form
    444.23/666.35 = 666.35/x
  3. Step 3: Cross multiply
    444.23x = 666.35 × 666.35
  4. Step 4: Simplify right side
    444.23x = 444,024.40
  5. Step 5: Solve for x
    x = 444,024.40/444.23
  6. Step 6: Final answer
    x = 999.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.