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Finding the Fourth Proportional to 338,604.29, 467,279.19 and 185,656.44

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Solution

The fourth proportional to 338,604.29, 467,279.19 and 185,656.44 is: 256,208.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,604.29 : 467,279.19 = 185,656.44 : x
  2. Step 2: Convert to fraction form
    338,604.29/467,279.19 = 185,656.44/x
  3. Step 3: Cross multiply
    338,604.29x = 467,279.19 × 185,656.44
  4. Step 4: Simplify right side
    338,604.29x = 86,753,390,901.48
  5. Step 5: Solve for x
    x = 86,753,390,901.48/338,604.29
  6. Step 6: Final answer
    x = 256,208.78

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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.