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Finding the Third Proportional to 446,484 and 680,208

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Solution

The third proportional to 446,484 and 680,208 is: 1,036,281.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,484 : 680,208 = 680,208 : x
  2. Step 2: Convert to fraction form
    446,484/680,208 = 680,208/x
  3. Step 3: Cross multiply
    446,484x = 680,208 × 680,208
  4. Step 4: Simplify right side
    446,484x = 462,682,923,264
  5. Step 5: Solve for x
    x = 462,682,923,264/446,484
  6. Step 6: Final answer
    x = 1,036,281.08

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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.