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Finding the Fourth Proportional to 358,905.60, 538,228.80 and 181,353.60

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Solution

The fourth proportional to 358,905.60, 538,228.80 and 181,353.60 is: 271,964.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,905.60 : 538,228.80 = 181,353.60 : x
  2. Step 2: Convert to fraction form
    358,905.60/538,228.80 = 181,353.60/x
  3. Step 3: Cross multiply
    358,905.60x = 538,228.80 × 181,353.60
  4. Step 4: Simplify right side
    358,905.60x = 97,609,730,503.68
  5. Step 5: Solve for x
    x = 97,609,730,503.68/358,905.60
  6. Step 6: Final answer
    x = 271,964.91

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