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Finding the Third Proportional to 210,552 and 444,760

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Solution

The third proportional to 210,552 and 444,760 is: 939,489.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,552 : 444,760 = 444,760 : x
  2. Step 2: Convert to fraction form
    210,552/444,760 = 444,760/x
  3. Step 3: Cross multiply
    210,552x = 444,760 × 444,760
  4. Step 4: Simplify right side
    210,552x = 197,811,457,600
  5. Step 5: Solve for x
    x = 197,811,457,600/210,552
  6. Step 6: Final answer
    x = 939,489.81

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.