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Finding the Third Proportional to 366,941 and 788,135

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Solution

The third proportional to 366,941 and 788,135 is: 1,692,797.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,941 : 788,135 = 788,135 : x
  2. Step 2: Convert to fraction form
    366,941/788,135 = 788,135/x
  3. Step 3: Cross multiply
    366,941x = 788,135 × 788,135
  4. Step 4: Simplify right side
    366,941x = 621,156,778,225
  5. Step 5: Solve for x
    x = 621,156,778,225/366,941
  6. Step 6: Final answer
    x = 1,692,797.42

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.