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Finding the Fourth Proportional to 330,853.70, 496,280.55 and 294,911.30

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Solution

The fourth proportional to 330,853.70, 496,280.55 and 294,911.30 is: 442,366.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,853.70 : 496,280.55 = 294,911.30 : x
  2. Step 2: Convert to fraction form
    330,853.70/496,280.55 = 294,911.30/x
  3. Step 3: Cross multiply
    330,853.70x = 496,280.55 × 294,911.30
  4. Step 4: Simplify right side
    330,853.70x = 146,358,742,165.22
  5. Step 5: Solve for x
    x = 146,358,742,165.22/330,853.70
  6. Step 6: Final answer
    x = 442,366.95

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