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Finding the Third Proportional to 328,604 and 672,750

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Solution

The third proportional to 328,604 and 672,750 is: 1,377,319.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,604 : 672,750 = 672,750 : x
  2. Step 2: Convert to fraction form
    328,604/672,750 = 672,750/x
  3. Step 3: Cross multiply
    328,604x = 672,750 × 672,750
  4. Step 4: Simplify right side
    328,604x = 452,592,562,500
  5. Step 5: Solve for x
    x = 452,592,562,500/328,604
  6. Step 6: Final answer
    x = 1,377,319.09

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.