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Finding the Fourth Proportional to 469,649.40, 648,116.44 and 254,789.48

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Solution

The fourth proportional to 469,649.40, 648,116.44 and 254,789.48 is: 351,609.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,649.40 : 648,116.44 = 254,789.48 : x
  2. Step 2: Convert to fraction form
    469,649.40/648,116.44 = 254,789.48/x
  3. Step 3: Cross multiply
    469,649.40x = 648,116.44 × 254,789.48
  4. Step 4: Simplify right side
    469,649.40x = 165,133,250,727.05
  5. Step 5: Solve for x
    x = 165,133,250,727.05/469,649.40
  6. Step 6: Final answer
    x = 351,609.63

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