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Finding the Fourth Proportional to 297,995.26, 411,233.46 and 163,859.26

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Solution

The fourth proportional to 297,995.26, 411,233.46 and 163,859.26 is: 226,125.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,995.26 : 411,233.46 = 163,859.26 : x
  2. Step 2: Convert to fraction form
    297,995.26/411,233.46 = 163,859.26/x
  3. Step 3: Cross multiply
    297,995.26x = 411,233.46 × 163,859.26
  4. Step 4: Simplify right side
    297,995.26x = 67,384,410,442.84
  5. Step 5: Solve for x
    x = 67,384,410,442.84/297,995.26
  6. Step 6: Final answer
    x = 226,125.78

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1.5x scale

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.