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Finding the Fourth Proportional to 338,964.95, 467,722.76 and 218,269.89

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Solution

The fourth proportional to 338,964.95, 467,722.76 and 218,269.89 is: 301,180.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,964.95 : 467,722.76 = 218,269.89 : x
  2. Step 2: Convert to fraction form
    338,964.95/467,722.76 = 218,269.89/x
  3. Step 3: Cross multiply
    338,964.95x = 467,722.76 × 218,269.89
  4. Step 4: Simplify right side
    338,964.95x = 102,089,794,284.35
  5. Step 5: Solve for x
    x = 102,089,794,284.35/338,964.95
  6. Step 6: Final answer
    x = 301,180.97

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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.