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Finding the Fourth Proportional to 514,399.71, 771,317.68 and 159,315.15

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Solution

The fourth proportional to 514,399.71, 771,317.68 and 159,315.15 is: 238,885.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,399.71 : 771,317.68 = 159,315.15 : x
  2. Step 2: Convert to fraction form
    514,399.71/771,317.68 = 159,315.15/x
  3. Step 3: Cross multiply
    514,399.71x = 771,317.68 × 159,315.15
  4. Step 4: Simplify right side
    514,399.71x = 122,882,591,886.85
  5. Step 5: Solve for x
    x = 122,882,591,886.85/514,399.71
  6. Step 6: Final answer
    x = 238,885.42

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