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Finding the Third Proportional to 254,003 and 348,307

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Solution

The third proportional to 254,003 and 348,307 is: 477,623.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,003 : 348,307 = 348,307 : x
  2. Step 2: Convert to fraction form
    254,003/348,307 = 348,307/x
  3. Step 3: Cross multiply
    254,003x = 348,307 × 348,307
  4. Step 4: Simplify right side
    254,003x = 121,317,766,249
  5. Step 5: Solve for x
    x = 121,317,766,249/254,003
  6. Step 6: Final answer
    x = 477,623.36

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.