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Finding the Fourth Proportional to 272,322.76, 407,784.30 and 166,821.88

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Solution

The fourth proportional to 272,322.76, 407,784.30 and 166,821.88 is: 249,804.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,322.76 : 407,784.30 = 166,821.88 : x
  2. Step 2: Convert to fraction form
    272,322.76/407,784.30 = 166,821.88/x
  3. Step 3: Cross multiply
    272,322.76x = 407,784.30 × 166,821.88
  4. Step 4: Simplify right side
    272,322.76x = 68,027,343,560.48
  5. Step 5: Solve for x
    x = 68,027,343,560.48/272,322.76
  6. Step 6: Final answer
    x = 249,804.11

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