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Finding the Fourth Proportional to 499,415.93, 689,193.98 and 273,061.43

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Solution

The fourth proportional to 499,415.93, 689,193.98 and 273,061.43 is: 376,824.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,415.93 : 689,193.98 = 273,061.43 : x
  2. Step 2: Convert to fraction form
    499,415.93/689,193.98 = 273,061.43/x
  3. Step 3: Cross multiply
    499,415.93x = 689,193.98 × 273,061.43
  4. Step 4: Simplify right side
    499,415.93x = 188,192,288,914.91
  5. Step 5: Solve for x
    x = 188,192,288,914.91/499,415.93
  6. Step 6: Final answer
    x = 376,824.77

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