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Finding the Third Proportional to 227,056 and 343,728

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Solution

The third proportional to 227,056 and 343,728 is: 520,351.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,056 : 343,728 = 343,728 : x
  2. Step 2: Convert to fraction form
    227,056/343,728 = 343,728/x
  3. Step 3: Cross multiply
    227,056x = 343,728 × 343,728
  4. Step 4: Simplify right side
    227,056x = 118,148,937,984
  5. Step 5: Solve for x
    x = 118,148,937,984/227,056
  6. Step 6: Final answer
    x = 520,351.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.