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Finding the Fourth Proportional to 804,156.05, 1,205,879.81 and 377,813.06

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Solution

The fourth proportional to 804,156.05, 1,205,879.81 and 377,813.06 is: 566,553.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,156.05 : 1,205,879.81 = 377,813.06 : x
  2. Step 2: Convert to fraction form
    804,156.05/1,205,879.81 = 377,813.06/x
  3. Step 3: Cross multiply
    804,156.05x = 1,205,879.81 × 377,813.06
  4. Step 4: Simplify right side
    804,156.05x = 455,597,137,611.90
  5. Step 5: Solve for x
    x = 455,597,137,611.90/804,156.05
  6. Step 6: Final answer
    x = 566,553.14

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