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Finding the Fourth Proportional to 344,010.33, 474,732.42 and 188,964.68

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Solution

The fourth proportional to 344,010.33, 474,732.42 and 188,964.68 is: 260,770.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,010.33 : 474,732.42 = 188,964.68 : x
  2. Step 2: Convert to fraction form
    344,010.33/474,732.42 = 188,964.68/x
  3. Step 3: Cross multiply
    344,010.33x = 474,732.42 × 188,964.68
  4. Step 4: Simplify right side
    344,010.33x = 89,707,659,830.93
  5. Step 5: Solve for x
    x = 89,707,659,830.93/344,010.33
  6. Step 6: Final answer
    x = 260,770.25

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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.