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Finding the Third Proportional to 115,598 and 248,440

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Solution

The third proportional to 115,598 and 248,440 is: 533,940.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,598 : 248,440 = 248,440 : x
  2. Step 2: Convert to fraction form
    115,598/248,440 = 248,440/x
  3. Step 3: Cross multiply
    115,598x = 248,440 × 248,440
  4. Step 4: Simplify right side
    115,598x = 61,722,433,600
  5. Step 5: Solve for x
    x = 61,722,433,600/115,598
  6. Step 6: Final answer
    x = 533,940.32

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.