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Finding the Third Proportional to 308,592 and 673,200

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Solution

The third proportional to 308,592 and 673,200 is: 1,468,600.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,592 : 673,200 = 673,200 : x
  2. Step 2: Convert to fraction form
    308,592/673,200 = 673,200/x
  3. Step 3: Cross multiply
    308,592x = 673,200 × 673,200
  4. Step 4: Simplify right side
    308,592x = 453,198,240,000
  5. Step 5: Solve for x
    x = 453,198,240,000/308,592
  6. Step 6: Final answer
    x = 1,468,600.09

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.