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Finding the Fourth Proportional to 297,168.59, 409,992.88 and 169,753.95

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Solution

The fourth proportional to 297,168.59, 409,992.88 and 169,753.95 is: 234,203.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,168.59 : 409,992.88 = 169,753.95 : x
  2. Step 2: Convert to fraction form
    297,168.59/409,992.88 = 169,753.95/x
  3. Step 3: Cross multiply
    297,168.59x = 409,992.88 × 169,753.95
  4. Step 4: Simplify right side
    297,168.59x = 69,597,910,003.11
  5. Step 5: Solve for x
    x = 69,597,910,003.11/297,168.59
  6. Step 6: Final answer
    x = 234,203.45

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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.