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Finding the Fourth Proportional to 355,452.10, 531,882.15 and 262,140.10

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Solution

The fourth proportional to 355,452.10, 531,882.15 and 262,140.10 is: 392,254.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,452.10 : 531,882.15 = 262,140.10 : x
  2. Step 2: Convert to fraction form
    355,452.10/531,882.15 = 262,140.10/x
  3. Step 3: Cross multiply
    355,452.10x = 531,882.15 × 262,140.10
  4. Step 4: Simplify right side
    355,452.10x = 139,427,639,989.22
  5. Step 5: Solve for x
    x = 139,427,639,989.22/355,452.10
  6. Step 6: Final answer
    x = 392,254.37

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