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Finding the Third Proportional to 189,186 and 283,806

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Solution

The third proportional to 189,186 and 283,806 is: 425,749.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,186 : 283,806 = 283,806 : x
  2. Step 2: Convert to fraction form
    189,186/283,806 = 283,806/x
  3. Step 3: Cross multiply
    189,186x = 283,806 × 283,806
  4. Step 4: Simplify right side
    189,186x = 80,545,845,636
  5. Step 5: Solve for x
    x = 80,545,845,636/189,186
  6. Step 6: Final answer
    x = 425,749.50

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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.