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Finding the Fourth Proportional to 453.28, 625.53 and 266.77

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Solution

The fourth proportional to 453.28, 625.53 and 266.77 is: 368.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    453.28 : 625.53 = 266.77 : x
  2. Step 2: Convert to fraction form
    453.28/625.53 = 266.77/x
  3. Step 3: Cross multiply
    453.28x = 625.53 × 266.77
  4. Step 4: Simplify right side
    453.28x = 166,872.64
  5. Step 5: Solve for x
    x = 166,872.64/453.28
  6. Step 6: Final answer
    x = 368.14

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