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Finding the Fourth Proportional to 323,820.20, 485,730.30 and 235,692.20

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Solution

The fourth proportional to 323,820.20, 485,730.30 and 235,692.20 is: 353,538.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,820.20 : 485,730.30 = 235,692.20 : x
  2. Step 2: Convert to fraction form
    323,820.20/485,730.30 = 235,692.20/x
  3. Step 3: Cross multiply
    323,820.20x = 485,730.30 × 235,692.20
  4. Step 4: Simplify right side
    323,820.20x = 114,482,843,013.66
  5. Step 5: Solve for x
    x = 114,482,843,013.66/323,820.20
  6. Step 6: Final answer
    x = 353,538.30

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