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Finding the Third Proportional to 135,965 and 291,614

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Solution

The third proportional to 135,965 and 291,614 is: 625,445.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,965 : 291,614 = 291,614 : x
  2. Step 2: Convert to fraction form
    135,965/291,614 = 291,614/x
  3. Step 3: Cross multiply
    135,965x = 291,614 × 291,614
  4. Step 4: Simplify right side
    135,965x = 85,038,724,996
  5. Step 5: Solve for x
    x = 85,038,724,996/135,965
  6. Step 6: Final answer
    x = 625,445.70

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.