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Finding the Third Proportional to 388,262 and 795,344

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Solution

The third proportional to 388,262 and 795,344 is: 1,629,240.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,262 : 795,344 = 795,344 : x
  2. Step 2: Convert to fraction form
    388,262/795,344 = 795,344/x
  3. Step 3: Cross multiply
    388,262x = 795,344 × 795,344
  4. Step 4: Simplify right side
    388,262x = 632,572,078,336
  5. Step 5: Solve for x
    x = 632,572,078,336/388,262
  6. Step 6: Final answer
    x = 1,629,240.25

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.