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Finding the Third Proportional to 369,134 and 561,168

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Solution

The third proportional to 369,134 and 561,168 is: 853,103.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,134 : 561,168 = 561,168 : x
  2. Step 2: Convert to fraction form
    369,134/561,168 = 561,168/x
  3. Step 3: Cross multiply
    369,134x = 561,168 × 561,168
  4. Step 4: Simplify right side
    369,134x = 314,909,524,224
  5. Step 5: Solve for x
    x = 314,909,524,224/369,134
  6. Step 6: Final answer
    x = 853,103.55

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.