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Finding the Third Proportional to 347,780 and 732,915

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Solution

The third proportional to 347,780 and 732,915 is: 1,544,552.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,780 : 732,915 = 732,915 : x
  2. Step 2: Convert to fraction form
    347,780/732,915 = 732,915/x
  3. Step 3: Cross multiply
    347,780x = 732,915 × 732,915
  4. Step 4: Simplify right side
    347,780x = 537,164,397,225
  5. Step 5: Solve for x
    x = 537,164,397,225/347,780
  6. Step 6: Final answer
    x = 1,544,552.30

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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.