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Finding the Fourth Proportional to 251,569.20, 376,697.70 and 198,643.80

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Solution

The fourth proportional to 251,569.20, 376,697.70 and 198,643.80 is: 297,447.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,569.20 : 376,697.70 = 198,643.80 : x
  2. Step 2: Convert to fraction form
    251,569.20/376,697.70 = 198,643.80/x
  3. Step 3: Cross multiply
    251,569.20x = 376,697.70 × 198,643.80
  4. Step 4: Simplify right side
    251,569.20x = 74,828,662,579.26
  5. Step 5: Solve for x
    x = 74,828,662,579.26/251,569.20
  6. Step 6: Final answer
    x = 297,447.63

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