Home / 817,630.78-1,226,495.38-344,353.04

Finding the Fourth Proportional to 817,630.78, 1,226,495.38 and 344,353.04

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Solution

The fourth proportional to 817,630.78, 1,226,495.38 and 344,353.04 is: 516,550.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,630.78 : 1,226,495.38 = 344,353.04 : x
  2. Step 2: Convert to fraction form
    817,630.78/1,226,495.38 = 344,353.04/x
  3. Step 3: Cross multiply
    817,630.78x = 1,226,495.38 × 344,353.04
  4. Step 4: Simplify right side
    817,630.78x = 422,347,412,648.96
  5. Step 5: Solve for x
    x = 422,347,412,648.96/817,630.78
  6. Step 6: Final answer
    x = 516,550.29

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