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Finding the Third Proportional to 367,202 and 561,363

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Solution

The third proportional to 367,202 and 561,363 is: 858,188.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,202 : 561,363 = 561,363 : x
  2. Step 2: Convert to fraction form
    367,202/561,363 = 561,363/x
  3. Step 3: Cross multiply
    367,202x = 561,363 × 561,363
  4. Step 4: Simplify right side
    367,202x = 315,128,417,769
  5. Step 5: Solve for x
    x = 315,128,417,769/367,202
  6. Step 6: Final answer
    x = 858,188.18

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.