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Finding the Fourth Proportional to 353.79, 527.16 and 333.97

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Solution

The fourth proportional to 353.79, 527.16 and 333.97 is: 497.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    353.79 : 527.16 = 333.97 : x
  2. Step 2: Convert to fraction form
    353.79/527.16 = 333.97/x
  3. Step 3: Cross multiply
    353.79x = 527.16 × 333.97
  4. Step 4: Simplify right side
    353.79x = 176,056.65
  5. Step 5: Solve for x
    x = 176,056.65/353.79
  6. Step 6: Final answer
    x = 497.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.