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Finding the Fourth Proportional to 551.85, 828.17 and 444.93

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Solution

The fourth proportional to 551.85, 828.17 and 444.93 is: 667.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    551.85 : 828.17 = 444.93 : x
  2. Step 2: Convert to fraction form
    551.85/828.17 = 444.93/x
  3. Step 3: Cross multiply
    551.85x = 828.17 × 444.93
  4. Step 4: Simplify right side
    551.85x = 368,477.68
  5. Step 5: Solve for x
    x = 368,477.68/551.85
  6. Step 6: Final answer
    x = 667.71

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