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Finding the Fourth Proportional to 346,800.20, 520,200.30 and 180,566.60

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Solution

The fourth proportional to 346,800.20, 520,200.30 and 180,566.60 is: 270,849.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,800.20 : 520,200.30 = 180,566.60 : x
  2. Step 2: Convert to fraction form
    346,800.20/520,200.30 = 180,566.60/x
  3. Step 3: Cross multiply
    346,800.20x = 520,200.30 × 180,566.60
  4. Step 4: Simplify right side
    346,800.20x = 93,930,799,489.98
  5. Step 5: Solve for x
    x = 93,930,799,489.98/346,800.20
  6. Step 6: Final answer
    x = 270,849.90

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