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Finding the Fourth Proportional to 297,283.79, 410,134.83 and 169,891.04

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Solution

The fourth proportional to 297,283.79, 410,134.83 and 169,891.04 is: 234,382.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,283.79 : 410,134.83 = 169,891.04 : x
  2. Step 2: Convert to fraction form
    297,283.79/410,134.83 = 169,891.04/x
  3. Step 3: Cross multiply
    297,283.79x = 410,134.83 × 169,891.04
  4. Step 4: Simplify right side
    297,283.79x = 69,678,230,758.25
  5. Step 5: Solve for x
    x = 69,678,230,758.25/297,283.79
  6. Step 6: Final answer
    x = 234,382.88

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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.