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Finding the Fourth Proportional to 398,649.17, 597,635.08 and 185,540.84

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Solution

The fourth proportional to 398,649.17, 597,635.08 and 185,540.84 is: 278,153.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,649.17 : 597,635.08 = 185,540.84 : x
  2. Step 2: Convert to fraction form
    398,649.17/597,635.08 = 185,540.84/x
  3. Step 3: Cross multiply
    398,649.17x = 597,635.08 × 185,540.84
  4. Step 4: Simplify right side
    398,649.17x = 110,885,713,545.77
  5. Step 5: Solve for x
    x = 110,885,713,545.77/398,649.17
  6. Step 6: Final answer
    x = 278,153.63

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