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Finding the Fourth Proportional to 543,631.90, 815,443.80 and 164,551.90

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Solution

The fourth proportional to 543,631.90, 815,443.80 and 164,551.90 is: 246,826.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,631.90 : 815,443.80 = 164,551.90 : x
  2. Step 2: Convert to fraction form
    543,631.90/815,443.80 = 164,551.90/x
  3. Step 3: Cross multiply
    543,631.90x = 815,443.80 × 164,551.90
  4. Step 4: Simplify right side
    543,631.90x = 134,182,826,633.22
  5. Step 5: Solve for x
    x = 134,182,826,633.22/543,631.90
  6. Step 6: Final answer
    x = 246,826.62

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