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Finding the Fourth Proportional to 370,086.60, 555,000.30 and 192,534.60

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Solution

The fourth proportional to 370,086.60, 555,000.30 and 192,534.60 is: 288,734.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,086.60 : 555,000.30 = 192,534.60 : x
  2. Step 2: Convert to fraction form
    370,086.60/555,000.30 = 192,534.60/x
  3. Step 3: Cross multiply
    370,086.60x = 555,000.30 × 192,534.60
  4. Step 4: Simplify right side
    370,086.60x = 106,856,760,760.38
  5. Step 5: Solve for x
    x = 106,856,760,760.38/370,086.60
  6. Step 6: Final answer
    x = 288,734.48

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