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Finding the Fourth Proportional to 588.24, 884.15 and 486.18

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Solution

The fourth proportional to 588.24, 884.15 and 486.18 is: 730.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.24 : 884.15 = 486.18 : x
  2. Step 2: Convert to fraction form
    588.24/884.15 = 486.18/x
  3. Step 3: Cross multiply
    588.24x = 884.15 × 486.18
  4. Step 4: Simplify right side
    588.24x = 429,853.62
  5. Step 5: Solve for x
    x = 429,853.62/588.24
  6. Step 6: Final answer
    x = 730.75

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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.