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Finding the Fourth Proportional to 273,861.70, 409,870.95 and 190,917.70

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Solution

The fourth proportional to 273,861.70, 409,870.95 and 190,917.70 is: 285,734.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,861.70 : 409,870.95 = 190,917.70 : x
  2. Step 2: Convert to fraction form
    273,861.70/409,870.95 = 190,917.70/x
  3. Step 3: Cross multiply
    273,861.70x = 409,870.95 × 190,917.70
  4. Step 4: Simplify right side
    273,861.70x = 78,251,619,070.82
  5. Step 5: Solve for x
    x = 78,251,619,070.82/273,861.70
  6. Step 6: Final answer
    x = 285,734.07

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