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Finding the Fourth Proportional to 381,031.66, 571,563.29 and 156,233.58

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Solution

The fourth proportional to 381,031.66, 571,563.29 and 156,233.58 is: 234,356.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,031.66 : 571,563.29 = 156,233.58 : x
  2. Step 2: Convert to fraction form
    381,031.66/571,563.29 = 156,233.58/x
  3. Step 3: Cross multiply
    381,031.66x = 571,563.29 × 156,233.58
  4. Step 4: Simplify right side
    381,031.66x = 89,297,378,993.28
  5. Step 5: Solve for x
    x = 89,297,378,993.28/381,031.66
  6. Step 6: Final answer
    x = 234,356.85

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