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Finding the Fourth Proportional to 323,007.60, 484,597.80 and 229,695.60

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Solution

The fourth proportional to 323,007.60, 484,597.80 and 229,695.60 is: 344,604.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,007.60 : 484,597.80 = 229,695.60 : x
  2. Step 2: Convert to fraction form
    323,007.60/484,597.80 = 229,695.60/x
  3. Step 3: Cross multiply
    323,007.60x = 484,597.80 × 229,695.60
  4. Step 4: Simplify right side
    323,007.60x = 111,309,982,429.68
  5. Step 5: Solve for x
    x = 111,309,982,429.68/323,007.60
  6. Step 6: Final answer
    x = 344,604.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.