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Finding the Fourth Proportional to 400,157.22, 599,569.47 and 281,579.43

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Solution

The fourth proportional to 400,157.22, 599,569.47 and 281,579.43 is: 421,900.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,157.22 : 599,569.47 = 281,579.43 : x
  2. Step 2: Convert to fraction form
    400,157.22/599,569.47 = 281,579.43/x
  3. Step 3: Cross multiply
    400,157.22x = 599,569.47 × 281,579.43
  4. Step 4: Simplify right side
    400,157.22x = 168,826,429,608.00
  5. Step 5: Solve for x
    x = 168,826,429,608.00/400,157.22
  6. Step 6: Final answer
    x = 421,900.25

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