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Finding the Third Proportional to 155,568 and 241,336

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Solution

The third proportional to 155,568 and 241,336 is: 374,389.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,568 : 241,336 = 241,336 : x
  2. Step 2: Convert to fraction form
    155,568/241,336 = 241,336/x
  3. Step 3: Cross multiply
    155,568x = 241,336 × 241,336
  4. Step 4: Simplify right side
    155,568x = 58,243,064,896
  5. Step 5: Solve for x
    x = 58,243,064,896/155,568
  6. Step 6: Final answer
    x = 374,389.75

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.