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Finding the Fourth Proportional to 386,314.26, 579,386.88 and 196,573.38

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Solution

The fourth proportional to 386,314.26, 579,386.88 and 196,573.38 is: 294,817.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,314.26 : 579,386.88 = 196,573.38 : x
  2. Step 2: Convert to fraction form
    386,314.26/579,386.88 = 196,573.38/x
  3. Step 3: Cross multiply
    386,314.26x = 579,386.88 × 196,573.38
  4. Step 4: Simplify right side
    386,314.26x = 113,892,037,329.25
  5. Step 5: Solve for x
    x = 113,892,037,329.25/386,314.26
  6. Step 6: Final answer
    x = 294,817.07

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