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Finding the Fourth Proportional to 619.92, 929.10 and 294.54

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Solution

The fourth proportional to 619.92, 929.10 and 294.54 is: 441.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    619.92 : 929.10 = 294.54 : x
  2. Step 2: Convert to fraction form
    619.92/929.10 = 294.54/x
  3. Step 3: Cross multiply
    619.92x = 929.10 × 294.54
  4. Step 4: Simplify right side
    619.92x = 273,657.11
  5. Step 5: Solve for x
    x = 273,657.11/619.92
  6. Step 6: Final answer
    x = 441.44

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