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Finding the Third Proportional to 347.41 and 732.80

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Solution

The third proportional to 347.41 and 732.80 is: 1,545.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    347.41 : 732.80 = 732.80 : x
  2. Step 2: Convert to fraction form
    347.41/732.80 = 732.80/x
  3. Step 3: Cross multiply
    347.41x = 732.80 × 732.80
  4. Step 4: Simplify right side
    347.41x = 536,991.26
  5. Step 5: Solve for x
    x = 536,991.26/347.41
  6. Step 6: Final answer
    x = 1,545.68

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.