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Finding the Third Proportional to 388,296 and 848,772

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Solution

The third proportional to 388,296 and 848,772 is: 1,855,321.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,296 : 848,772 = 848,772 : x
  2. Step 2: Convert to fraction form
    388,296/848,772 = 848,772/x
  3. Step 3: Cross multiply
    388,296x = 848,772 × 848,772
  4. Step 4: Simplify right side
    388,296x = 720,413,907,984
  5. Step 5: Solve for x
    x = 720,413,907,984/388,296
  6. Step 6: Final answer
    x = 1,855,321.48

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.