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Finding the Third Proportional to 377,889 and 798,435

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Solution

The third proportional to 377,889 and 798,435 is: 1,686,999.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,889 : 798,435 = 798,435 : x
  2. Step 2: Convert to fraction form
    377,889/798,435 = 798,435/x
  3. Step 3: Cross multiply
    377,889x = 798,435 × 798,435
  4. Step 4: Simplify right side
    377,889x = 637,498,449,225
  5. Step 5: Solve for x
    x = 637,498,449,225/377,889
  6. Step 6: Final answer
    x = 1,686,999.22

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.