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Finding the Third Proportional to 225,402 and 351,036

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Solution

The third proportional to 225,402 and 351,036 is: 546,695.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,402 : 351,036 = 351,036 : x
  2. Step 2: Convert to fraction form
    225,402/351,036 = 351,036/x
  3. Step 3: Cross multiply
    225,402x = 351,036 × 351,036
  4. Step 4: Simplify right side
    225,402x = 123,226,273,296
  5. Step 5: Solve for x
    x = 123,226,273,296/225,402
  6. Step 6: Final answer
    x = 546,695.56

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.