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Finding the Third Proportional to 182,406 and 291,402

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Solution

The third proportional to 182,406 and 291,402 is: 465,528.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,406 : 291,402 = 291,402 : x
  2. Step 2: Convert to fraction form
    182,406/291,402 = 291,402/x
  3. Step 3: Cross multiply
    182,406x = 291,402 × 291,402
  4. Step 4: Simplify right side
    182,406x = 84,915,125,604
  5. Step 5: Solve for x
    x = 84,915,125,604/182,406
  6. Step 6: Final answer
    x = 465,528.14

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.