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Finding the Fourth Proportional to 368,951.32, 509,163.06 and 225,708.76

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Solution

The fourth proportional to 368,951.32, 509,163.06 and 225,708.76 is: 311,484.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,951.32 : 509,163.06 = 225,708.76 : x
  2. Step 2: Convert to fraction form
    368,951.32/509,163.06 = 225,708.76/x
  3. Step 3: Cross multiply
    368,951.32x = 509,163.06 × 225,708.76
  4. Step 4: Simplify right side
    368,951.32x = 114,922,562,910.41
  5. Step 5: Solve for x
    x = 114,922,562,910.41/368,951.32
  6. Step 6: Final answer
    x = 311,484.35

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