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Finding the Fourth Proportional to 460,016.88, 689,791.96 and 210,485.04

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Solution

The fourth proportional to 460,016.88, 689,791.96 and 210,485.04 is: 315,620.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,016.88 : 689,791.96 = 210,485.04 : x
  2. Step 2: Convert to fraction form
    460,016.88/689,791.96 = 210,485.04/x
  3. Step 3: Cross multiply
    460,016.88x = 689,791.96 × 210,485.04
  4. Step 4: Simplify right side
    460,016.88x = 145,190,888,292.28
  5. Step 5: Solve for x
    x = 145,190,888,292.28/460,016.88
  6. Step 6: Final answer
    x = 315,620.78

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