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Finding the Third Proportional to 195,986 and 429,338

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Solution

The third proportional to 195,986 and 429,338 is: 940,532.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,986 : 429,338 = 429,338 : x
  2. Step 2: Convert to fraction form
    195,986/429,338 = 429,338/x
  3. Step 3: Cross multiply
    195,986x = 429,338 × 429,338
  4. Step 4: Simplify right side
    195,986x = 184,331,118,244
  5. Step 5: Solve for x
    x = 184,331,118,244/195,986
  6. Step 6: Final answer
    x = 940,532.07

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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.