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Finding the Fourth Proportional to 326,535.14, 489,709.96 and 126,812.90

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Solution

The fourth proportional to 326,535.14, 489,709.96 and 126,812.90 is: 190,183.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,535.14 : 489,709.96 = 126,812.90 : x
  2. Step 2: Convert to fraction form
    326,535.14/489,709.96 = 126,812.90/x
  3. Step 3: Cross multiply
    326,535.14x = 489,709.96 × 126,812.90
  4. Step 4: Simplify right side
    326,535.14x = 62,101,540,186.48
  5. Step 5: Solve for x
    x = 62,101,540,186.48/326,535.14
  6. Step 6: Final answer
    x = 190,183.33

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