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Finding the Fourth Proportional to 305,883.40, 458,889.90 and 92,633.80

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Solution

The fourth proportional to 305,883.40, 458,889.90 and 92,633.80 is: 138,970.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,883.40 : 458,889.90 = 92,633.80 : x
  2. Step 2: Convert to fraction form
    305,883.40/458,889.90 = 92,633.80/x
  3. Step 3: Cross multiply
    305,883.40x = 458,889.90 × 92,633.80
  4. Step 4: Simplify right side
    305,883.40x = 42,508,715,218.62
  5. Step 5: Solve for x
    x = 42,508,715,218.62/305,883.40
  6. Step 6: Final answer
    x = 138,970.32

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