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Finding the Fourth Proportional to 294,464.72, 405,953.16 and 198,819.92

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Solution

The fourth proportional to 294,464.72, 405,953.16 and 198,819.92 is: 274,095.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,464.72 : 405,953.16 = 198,819.92 : x
  2. Step 2: Convert to fraction form
    294,464.72/405,953.16 = 198,819.92/x
  3. Step 3: Cross multiply
    294,464.72x = 405,953.16 × 198,819.92
  4. Step 4: Simplify right side
    294,464.72x = 80,711,574,794.95
  5. Step 5: Solve for x
    x = 80,711,574,794.95/294,464.72
  6. Step 6: Final answer
    x = 274,095.91

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