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Finding the Fourth Proportional to 321,611.58, 443,851.23 and 178,417.75

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Solution

The fourth proportional to 321,611.58, 443,851.23 and 178,417.75 is: 246,231.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,611.58 : 443,851.23 = 178,417.75 : x
  2. Step 2: Convert to fraction form
    321,611.58/443,851.23 = 178,417.75/x
  3. Step 3: Cross multiply
    321,611.58x = 443,851.23 × 178,417.75
  4. Step 4: Simplify right side
    321,611.58x = 79,190,937,791.33
  5. Step 5: Solve for x
    x = 79,190,937,791.33/321,611.58
  6. Step 6: Final answer
    x = 246,231.61

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