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Finding the Fourth Proportional to 326,922.40, 490,383.60 and 116,484.40

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Solution

The fourth proportional to 326,922.40, 490,383.60 and 116,484.40 is: 174,726.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,922.40 : 490,383.60 = 116,484.40 : x
  2. Step 2: Convert to fraction form
    326,922.40/490,383.60 = 116,484.40/x
  3. Step 3: Cross multiply
    326,922.40x = 490,383.60 × 116,484.40
  4. Step 4: Simplify right side
    326,922.40x = 57,122,039,415.84
  5. Step 5: Solve for x
    x = 57,122,039,415.84/326,922.40
  6. Step 6: Final answer
    x = 174,726.60

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