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Finding the Third Proportional to 236,620 and 353,994

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Solution

The third proportional to 236,620 and 353,994 is: 529,590.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,620 : 353,994 = 353,994 : x
  2. Step 2: Convert to fraction form
    236,620/353,994 = 353,994/x
  3. Step 3: Cross multiply
    236,620x = 353,994 × 353,994
  4. Step 4: Simplify right side
    236,620x = 125,311,752,036
  5. Step 5: Solve for x
    x = 125,311,752,036/236,620
  6. Step 6: Final answer
    x = 529,590.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.