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Finding the Third Proportional to 239,511.75 and 333,018.38

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Solution

The third proportional to 239,511.75 and 333,018.38 is: 463,030.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,511.75 : 333,018.38 = 333,018.38 : x
  2. Step 2: Convert to fraction form
    239,511.75/333,018.38 = 333,018.38/x
  3. Step 3: Cross multiply
    239,511.75x = 333,018.38 × 333,018.38
  4. Step 4: Simplify right side
    239,511.75x = 110,901,238,087.64
  5. Step 5: Solve for x
    x = 110,901,238,087.64/239,511.75
  6. Step 6: Final answer
    x = 463,030.47

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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.