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Finding the Third Proportional to 189,189 and 283,262

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Solution

The third proportional to 189,189 and 283,262 is: 424,112.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,189 : 283,262 = 283,262 : x
  2. Step 2: Convert to fraction form
    189,189/283,262 = 283,262/x
  3. Step 3: Cross multiply
    189,189x = 283,262 × 283,262
  4. Step 4: Simplify right side
    189,189x = 80,237,360,644
  5. Step 5: Solve for x
    x = 80,237,360,644/189,189
  6. Step 6: Final answer
    x = 424,112.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.