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Finding the Fourth Proportional to 372,382.73, 558,136.70 and 172,280.44

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Solution

The fourth proportional to 372,382.73, 558,136.70 and 172,280.44 is: 258,218.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,382.73 : 558,136.70 = 172,280.44 : x
  2. Step 2: Convert to fraction form
    372,382.73/558,136.70 = 172,280.44/x
  3. Step 3: Cross multiply
    372,382.73x = 558,136.70 × 172,280.44
  4. Step 4: Simplify right side
    372,382.73x = 96,156,032,604.06
  5. Step 5: Solve for x
    x = 96,156,032,604.06/372,382.73
  6. Step 6: Final answer
    x = 258,218.29

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