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Finding the Fourth Proportional to 294,770.40, 442,047.60 and 95,143.20

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Solution

The fourth proportional to 294,770.40, 442,047.60 and 95,143.20 is: 142,679.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,770.40 : 442,047.60 = 95,143.20 : x
  2. Step 2: Convert to fraction form
    294,770.40/442,047.60 = 95,143.20/x
  3. Step 3: Cross multiply
    294,770.40x = 442,047.60 × 95,143.20
  4. Step 4: Simplify right side
    294,770.40x = 42,057,823,216.32
  5. Step 5: Solve for x
    x = 42,057,823,216.32/294,770.40
  6. Step 6: Final answer
    x = 142,679.94

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