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Finding the Fourth Proportional to 372.72, 559.08 and 264.72

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Solution

The fourth proportional to 372.72, 559.08 and 264.72 is: 397.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    372.72 : 559.08 = 264.72 : x
  2. Step 2: Convert to fraction form
    372.72/559.08 = 264.72/x
  3. Step 3: Cross multiply
    372.72x = 559.08 × 264.72
  4. Step 4: Simplify right side
    372.72x = 147,999.66
  5. Step 5: Solve for x
    x = 147,999.66/372.72
  6. Step 6: Final answer
    x = 397.08

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