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Finding the Fourth Proportional to 541,289.60, 811,934.40 and 167,427.20

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Solution

The fourth proportional to 541,289.60, 811,934.40 and 167,427.20 is: 251,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,289.60 : 811,934.40 = 167,427.20 : x
  2. Step 2: Convert to fraction form
    541,289.60/811,934.40 = 167,427.20/x
  3. Step 3: Cross multiply
    541,289.60x = 811,934.40 × 167,427.20
  4. Step 4: Simplify right side
    541,289.60x = 135,939,903,175.68
  5. Step 5: Solve for x
    x = 135,939,903,175.68/541,289.60
  6. Step 6: Final answer
    x = 251,140.80

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