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Finding the Third Proportional to 375,798 and 823,992

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Solution

The third proportional to 375,798 and 823,992 is: 1,806,722.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,798 : 823,992 = 823,992 : x
  2. Step 2: Convert to fraction form
    375,798/823,992 = 823,992/x
  3. Step 3: Cross multiply
    375,798x = 823,992 × 823,992
  4. Step 4: Simplify right side
    375,798x = 678,962,816,064
  5. Step 5: Solve for x
    x = 678,962,816,064/375,798
  6. Step 6: Final answer
    x = 1,806,722.80

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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.