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Finding the Fourth Proportional to 303,940.10, 455,254.05 and 197,651.90

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Solution

The fourth proportional to 303,940.10, 455,254.05 and 197,651.90 is: 296,051.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,940.10 : 455,254.05 = 197,651.90 : x
  2. Step 2: Convert to fraction form
    303,940.10/455,254.05 = 197,651.90/x
  3. Step 3: Cross multiply
    303,940.10x = 455,254.05 × 197,651.90
  4. Step 4: Simplify right side
    303,940.10x = 89,981,827,965.20
  5. Step 5: Solve for x
    x = 89,981,827,965.20/303,940.10
  6. Step 6: Final answer
    x = 296,051.19

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