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Finding the Fourth Proportional to 372,785.49, 514,458.54 and 211,655.53

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Solution

The fourth proportional to 372,785.49, 514,458.54 and 211,655.53 is: 292,092.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,785.49 : 514,458.54 = 211,655.53 : x
  2. Step 2: Convert to fraction form
    372,785.49/514,458.54 = 211,655.53/x
  3. Step 3: Cross multiply
    372,785.49x = 514,458.54 × 211,655.53
  4. Step 4: Simplify right side
    372,785.49x = 108,887,995,589.80
  5. Step 5: Solve for x
    x = 108,887,995,589.80/372,785.49
  6. Step 6: Final answer
    x = 292,092.90

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