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Finding the Fourth Proportional to 484.03, 725.84 and 159.33

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Solution

The fourth proportional to 484.03, 725.84 and 159.33 is: 238.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    484.03 : 725.84 = 159.33 : x
  2. Step 2: Convert to fraction form
    484.03/725.84 = 159.33/x
  3. Step 3: Cross multiply
    484.03x = 725.84 × 159.33
  4. Step 4: Simplify right side
    484.03x = 115,647.29
  5. Step 5: Solve for x
    x = 115,647.29/484.03
  6. Step 6: Final answer
    x = 238.93

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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.