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Finding the Third Proportional to 143,252 and 303,579

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Solution

The third proportional to 143,252 and 303,579 is: 643,343.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,252 : 303,579 = 303,579 : x
  2. Step 2: Convert to fraction form
    143,252/303,579 = 303,579/x
  3. Step 3: Cross multiply
    143,252x = 303,579 × 303,579
  4. Step 4: Simplify right side
    143,252x = 92,160,209,241
  5. Step 5: Solve for x
    x = 92,160,209,241/143,252
  6. Step 6: Final answer
    x = 643,343.26

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.