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Finding the Fourth Proportional to 488.82, 733.01 and 164.13

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Solution

The fourth proportional to 488.82, 733.01 and 164.13 is: 246.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    488.82 : 733.01 = 164.13 : x
  2. Step 2: Convert to fraction form
    488.82/733.01 = 164.13/x
  3. Step 3: Cross multiply
    488.82x = 733.01 × 164.13
  4. Step 4: Simplify right side
    488.82x = 120,308.11
  5. Step 5: Solve for x
    x = 120,308.11/488.82
  6. Step 6: Final answer
    x = 246.12

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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.