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Finding the Fourth Proportional to 223,042.80, 334,564.20 and 205,071.60

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Solution

The fourth proportional to 223,042.80, 334,564.20 and 205,071.60 is: 307,607.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,042.80 : 334,564.20 = 205,071.60 : x
  2. Step 2: Convert to fraction form
    223,042.80/334,564.20 = 205,071.60/x
  3. Step 3: Cross multiply
    223,042.80x = 334,564.20 × 205,071.60
  4. Step 4: Simplify right side
    223,042.80x = 68,609,615,796.72
  5. Step 5: Solve for x
    x = 68,609,615,796.72/223,042.80
  6. Step 6: Final answer
    x = 307,607.40

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