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Finding the Fourth Proportional to 252,023.40, 378,035.10 and 228,695.40

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Solution

The fourth proportional to 252,023.40, 378,035.10 and 228,695.40 is: 343,043.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,023.40 : 378,035.10 = 228,695.40 : x
  2. Step 2: Convert to fraction form
    252,023.40/378,035.10 = 228,695.40/x
  3. Step 3: Cross multiply
    252,023.40x = 378,035.10 × 228,695.40
  4. Step 4: Simplify right side
    252,023.40x = 86,454,888,408.54
  5. Step 5: Solve for x
    x = 86,454,888,408.54/252,023.40
  6. Step 6: Final answer
    x = 343,043.10

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