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Finding the Fourth Proportional to 378,572.76, 568,209.06 and 191,715.48

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Solution

The fourth proportional to 378,572.76, 568,209.06 and 191,715.48 is: 287,750.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,572.76 : 568,209.06 = 191,715.48 : x
  2. Step 2: Convert to fraction form
    378,572.76/568,209.06 = 191,715.48/x
  3. Step 3: Cross multiply
    378,572.76x = 568,209.06 × 191,715.48
  4. Step 4: Simplify right side
    378,572.76x = 108,934,472,678.25
  5. Step 5: Solve for x
    x = 108,934,472,678.25/378,572.76
  6. Step 6: Final answer
    x = 287,750.43

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