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Finding the Fourth Proportional to 525.88, 788.62 and 251.90

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Solution

The fourth proportional to 525.88, 788.62 and 251.90 is: 377.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    525.88 : 788.62 = 251.90 : x
  2. Step 2: Convert to fraction form
    525.88/788.62 = 251.90/x
  3. Step 3: Cross multiply
    525.88x = 788.62 × 251.90
  4. Step 4: Simplify right side
    525.88x = 198,653.38
  5. Step 5: Solve for x
    x = 198,653.38/525.88
  6. Step 6: Final answer
    x = 377.75

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