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Finding the Third Proportional to 629,637.75 and 998,613

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Solution

The third proportional to 629,637.75 and 998,613 is: 1,583,812.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,637.75 : 998,613 = 998,613 : x
  2. Step 2: Convert to fraction form
    629,637.75/998,613 = 998,613/x
  3. Step 3: Cross multiply
    629,637.75x = 998,613 × 998,613
  4. Step 4: Simplify right side
    629,637.75x = 997,227,923,769
  5. Step 5: Solve for x
    x = 997,227,923,769/629,637.75
  6. Step 6: Final answer
    x = 1,583,812.16

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.