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Finding the Third Proportional to 446,235.75 and 679,812

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Solution

The third proportional to 446,235.75 and 679,812 is: 1,035,650.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,235.75 : 679,812 = 679,812 : x
  2. Step 2: Convert to fraction form
    446,235.75/679,812 = 679,812/x
  3. Step 3: Cross multiply
    446,235.75x = 679,812 × 679,812
  4. Step 4: Simplify right side
    446,235.75x = 462,144,355,344
  5. Step 5: Solve for x
    x = 462,144,355,344/446,235.75
  6. Step 6: Final answer
    x = 1,035,650.67

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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.