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Finding the Fourth Proportional to 335.69, 463.24 and 188.33

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Solution

The fourth proportional to 335.69, 463.24 and 188.33 is: 259.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.69 : 463.24 = 188.33 : x
  2. Step 2: Convert to fraction form
    335.69/463.24 = 188.33/x
  3. Step 3: Cross multiply
    335.69x = 463.24 × 188.33
  4. Step 4: Simplify right side
    335.69x = 87,241.65
  5. Step 5: Solve for x
    x = 87,241.65/335.69
  6. Step 6: Final answer
    x = 259.89

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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.