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Finding the Fourth Proportional to 244,043.16, 336,605.95 and 223,964.88

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Solution

The fourth proportional to 244,043.16, 336,605.95 and 223,964.88 is: 308,912.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,043.16 : 336,605.95 = 223,964.88 : x
  2. Step 2: Convert to fraction form
    244,043.16/336,605.95 = 223,964.88/x
  3. Step 3: Cross multiply
    244,043.16x = 336,605.95 × 223,964.88
  4. Step 4: Simplify right side
    244,043.16x = 75,387,910,639.12
  5. Step 5: Solve for x
    x = 75,387,910,639.12/244,043.16
  6. Step 6: Final answer
    x = 308,912.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.