Home / 397,177.12-547,875-251,927.56

Finding the Fourth Proportional to 397,177.12, 547,875 and 251,927.56

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Solution

The fourth proportional to 397,177.12, 547,875 and 251,927.56 is: 347,514.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,177.12 : 547,875 = 251,927.56 : x
  2. Step 2: Convert to fraction form
    397,177.12/547,875 = 251,927.56/x
  3. Step 3: Cross multiply
    397,177.12x = 547,875 × 251,927.56
  4. Step 4: Simplify right side
    397,177.12x = 138,024,811,935
  5. Step 5: Solve for x
    x = 138,024,811,935/397,177.12
  6. Step 6: Final answer
    x = 347,514.51

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