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Finding the Fourth Proportional to 474,113.78, 711,115.86 and 119,100.78

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Solution

The fourth proportional to 474,113.78, 711,115.86 and 119,100.78 is: 178,637.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,113.78 : 711,115.86 = 119,100.78 : x
  2. Step 2: Convert to fraction form
    474,113.78/711,115.86 = 119,100.78/x
  3. Step 3: Cross multiply
    474,113.78x = 711,115.86 × 119,100.78
  4. Step 4: Simplify right side
    474,113.78x = 84,694,453,596.37
  5. Step 5: Solve for x
    x = 84,694,453,596.37/474,113.78
  6. Step 6: Final answer
    x = 178,637.40

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