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Finding the Fourth Proportional to 587.22, 880.81 and 240.46

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Solution

The fourth proportional to 587.22, 880.81 and 240.46 is: 360.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.22 : 880.81 = 240.46 : x
  2. Step 2: Convert to fraction form
    587.22/880.81 = 240.46/x
  3. Step 3: Cross multiply
    587.22x = 880.81 × 240.46
  4. Step 4: Simplify right side
    587.22x = 211,799.57
  5. Step 5: Solve for x
    x = 211,799.57/587.22
  6. Step 6: Final answer
    x = 360.68

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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.