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Finding the Fourth Proportional to 335.86, 463.52 and 188.54

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Solution

The fourth proportional to 335.86, 463.52 and 188.54 is: 260.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.86 : 463.52 = 188.54 : x
  2. Step 2: Convert to fraction form
    335.86/463.52 = 188.54/x
  3. Step 3: Cross multiply
    335.86x = 463.52 × 188.54
  4. Step 4: Simplify right side
    335.86x = 87,392.06
  5. Step 5: Solve for x
    x = 87,392.06/335.86
  6. Step 6: Final answer
    x = 260.20

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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.