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Finding the Fourth Proportional to 297,238.36, 410,188.96 and 169,916.69

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Solution

The fourth proportional to 297,238.36, 410,188.96 and 169,916.69 is: 234,485.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,238.36 : 410,188.96 = 169,916.69 : x
  2. Step 2: Convert to fraction form
    297,238.36/410,188.96 = 169,916.69/x
  3. Step 3: Cross multiply
    297,238.36x = 410,188.96 × 169,916.69
  4. Step 4: Simplify right side
    297,238.36x = 69,697,949,288.30
  5. Step 5: Solve for x
    x = 69,697,949,288.30/297,238.36
  6. Step 6: Final answer
    x = 234,485.04

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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.