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Finding the Fourth Proportional to 515,570.95, 773,171.88 and 178,521.08

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Solution

The fourth proportional to 515,570.95, 773,171.88 and 178,521.08 is: 267,717.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,570.95 : 773,171.88 = 178,521.08 : x
  2. Step 2: Convert to fraction form
    515,570.95/773,171.88 = 178,521.08/x
  3. Step 3: Cross multiply
    515,570.95x = 773,171.88 × 178,521.08
  4. Step 4: Simplify right side
    515,570.95x = 138,027,479,043.23
  5. Step 5: Solve for x
    x = 138,027,479,043.23/515,570.95
  6. Step 6: Final answer
    x = 267,717.72

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