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Finding the Fourth Proportional to 591.80, 888.96 and 360.80

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Solution

The fourth proportional to 591.80, 888.96 and 360.80 is: 541.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.80 : 888.96 = 360.80 : x
  2. Step 2: Convert to fraction form
    591.80/888.96 = 360.80/x
  3. Step 3: Cross multiply
    591.80x = 888.96 × 360.80
  4. Step 4: Simplify right side
    591.80x = 320,736.77
  5. Step 5: Solve for x
    x = 320,736.77/591.80
  6. Step 6: Final answer
    x = 541.97

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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.