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Finding the Third Proportional to 446,244 and 679,815

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Solution

The third proportional to 446,244 and 679,815 is: 1,035,640.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,244 : 679,815 = 679,815 : x
  2. Step 2: Convert to fraction form
    446,244/679,815 = 679,815/x
  3. Step 3: Cross multiply
    446,244x = 679,815 × 679,815
  4. Step 4: Simplify right side
    446,244x = 462,148,434,225
  5. Step 5: Solve for x
    x = 462,148,434,225/446,244
  6. Step 6: Final answer
    x = 1,035,640.67

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.