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Finding the Third Proportional to 295,469 and 432,717

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Solution

The third proportional to 295,469 and 432,717 is: 633,717.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,469 : 432,717 = 432,717 : x
  2. Step 2: Convert to fraction form
    295,469/432,717 = 432,717/x
  3. Step 3: Cross multiply
    295,469x = 432,717 × 432,717
  4. Step 4: Simplify right side
    295,469x = 187,244,002,089
  5. Step 5: Solve for x
    x = 187,244,002,089/295,469
  6. Step 6: Final answer
    x = 633,717.93

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.