Home / 389,280.28-537,207.20-228,103.24

Finding the Fourth Proportional to 389,280.28, 537,207.20 and 228,103.24

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Solution

The fourth proportional to 389,280.28, 537,207.20 and 228,103.24 is: 314,782.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,280.28 : 537,207.20 = 228,103.24 : x
  2. Step 2: Convert to fraction form
    389,280.28/537,207.20 = 228,103.24/x
  3. Step 3: Cross multiply
    389,280.28x = 537,207.20 × 228,103.24
  4. Step 4: Simplify right side
    389,280.28x = 122,538,702,871.33
  5. Step 5: Solve for x
    x = 122,538,702,871.33/389,280.28
  6. Step 6: Final answer
    x = 314,782.71

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