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Finding the Third Proportional to 135,334 and 291,404

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Solution

The third proportional to 135,334 and 291,404 is: 627,457.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,334 : 291,404 = 291,404 : x
  2. Step 2: Convert to fraction form
    135,334/291,404 = 291,404/x
  3. Step 3: Cross multiply
    135,334x = 291,404 × 291,404
  4. Step 4: Simplify right side
    135,334x = 84,916,291,216
  5. Step 5: Solve for x
    x = 84,916,291,216/135,334
  6. Step 6: Final answer
    x = 627,457.19

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.