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Finding the Fourth Proportional to 488.02, 731.63 and 333.56

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Solution

The fourth proportional to 488.02, 731.63 and 333.56 is: 500.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    488.02 : 731.63 = 333.56 : x
  2. Step 2: Convert to fraction form
    488.02/731.63 = 333.56/x
  3. Step 3: Cross multiply
    488.02x = 731.63 × 333.56
  4. Step 4: Simplify right side
    488.02x = 244,042.50
  5. Step 5: Solve for x
    x = 244,042.50/488.02
  6. Step 6: Final answer
    x = 500.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.