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Finding the Third Proportional to 329,558 and 719,524

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Solution

The third proportional to 329,558 and 719,524 is: 1,570,936.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,558 : 719,524 = 719,524 : x
  2. Step 2: Convert to fraction form
    329,558/719,524 = 719,524/x
  3. Step 3: Cross multiply
    329,558x = 719,524 × 719,524
  4. Step 4: Simplify right side
    329,558x = 517,714,786,576
  5. Step 5: Solve for x
    x = 517,714,786,576/329,558
  6. Step 6: Final answer
    x = 1,570,936.79

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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.