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Finding the Third Proportional to 183,719 and 263,275

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Solution

The third proportional to 183,719 and 263,275 is: 377,281.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,719 : 263,275 = 263,275 : x
  2. Step 2: Convert to fraction form
    183,719/263,275 = 263,275/x
  3. Step 3: Cross multiply
    183,719x = 263,275 × 263,275
  4. Step 4: Simplify right side
    183,719x = 69,313,725,625
  5. Step 5: Solve for x
    x = 69,313,725,625/183,719
  6. Step 6: Final answer
    x = 377,281.20

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.