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Finding the Third Proportional to 329,402 and 719,041

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Solution

The third proportional to 329,402 and 719,041 is: 1,569,571.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,402 : 719,041 = 719,041 : x
  2. Step 2: Convert to fraction form
    329,402/719,041 = 719,041/x
  3. Step 3: Cross multiply
    329,402x = 719,041 × 719,041
  4. Step 4: Simplify right side
    329,402x = 517,019,959,681
  5. Step 5: Solve for x
    x = 517,019,959,681/329,402
  6. Step 6: Final answer
    x = 1,569,571.40

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.