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Finding the Fourth Proportional to 302,055.14, 416,743.76 and 198,659.86

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Solution

The fourth proportional to 302,055.14, 416,743.76 and 198,659.86 is: 274,089.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,055.14 : 416,743.76 = 198,659.86 : x
  2. Step 2: Convert to fraction form
    302,055.14/416,743.76 = 198,659.86/x
  3. Step 3: Cross multiply
    302,055.14x = 416,743.76 × 198,659.86
  4. Step 4: Simplify right side
    302,055.14x = 82,790,257,017.47
  5. Step 5: Solve for x
    x = 82,790,257,017.47/302,055.14
  6. Step 6: Final answer
    x = 274,089.88

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