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Finding the Fourth Proportional to 322,142.54, 483,000.53 and 153,688.87

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Solution

The fourth proportional to 322,142.54, 483,000.53 and 153,688.87 is: 230,431.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,142.54 : 483,000.53 = 153,688.87 : x
  2. Step 2: Convert to fraction form
    322,142.54/483,000.53 = 153,688.87/x
  3. Step 3: Cross multiply
    322,142.54x = 483,000.53 × 153,688.87
  4. Step 4: Simplify right side
    322,142.54x = 74,231,803,250.10
  5. Step 5: Solve for x
    x = 74,231,803,250.10/322,142.54
  6. Step 6: Final answer
    x = 230,431.55

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