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Finding the Fourth Proportional to 587.27, 880.91 and 298.37

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Solution

The fourth proportional to 587.27, 880.91 and 298.37 is: 447.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.27 : 880.91 = 298.37 : x
  2. Step 2: Convert to fraction form
    587.27/880.91 = 298.37/x
  3. Step 3: Cross multiply
    587.27x = 880.91 × 298.37
  4. Step 4: Simplify right side
    587.27x = 262,831.22
  5. Step 5: Solve for x
    x = 262,831.22/587.27
  6. Step 6: Final answer
    x = 447.55

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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.