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Finding the Third Proportional to 319,356 and 444,036

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Solution

The third proportional to 319,356 and 444,036 is: 617,392.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,356 : 444,036 = 444,036 : x
  2. Step 2: Convert to fraction form
    319,356/444,036 = 444,036/x
  3. Step 3: Cross multiply
    319,356x = 444,036 × 444,036
  4. Step 4: Simplify right side
    319,356x = 197,167,969,296
  5. Step 5: Solve for x
    x = 197,167,969,296/319,356
  6. Step 6: Final answer
    x = 617,392.41

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.