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Finding the Fourth Proportional to 492,805.06, 739,489.47 and 193,312.42

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Solution

The fourth proportional to 492,805.06, 739,489.47 and 193,312.42 is: 290,079.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,805.06 : 739,489.47 = 193,312.42 : x
  2. Step 2: Convert to fraction form
    492,805.06/739,489.47 = 193,312.42/x
  3. Step 3: Cross multiply
    492,805.06x = 739,489.47 × 193,312.42
  4. Step 4: Simplify right side
    492,805.06x = 142,952,499,010.22
  5. Step 5: Solve for x
    x = 142,952,499,010.22/492,805.06
  6. Step 6: Final answer
    x = 290,079.20

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