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Finding the Fourth Proportional to 591.83, 886.54 and 298.92

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Solution

The fourth proportional to 591.83, 886.54 and 298.92 is: 447.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.83 : 886.54 = 298.92 : x
  2. Step 2: Convert to fraction form
    591.83/886.54 = 298.92/x
  3. Step 3: Cross multiply
    591.83x = 886.54 × 298.92
  4. Step 4: Simplify right side
    591.83x = 265,004.54
  5. Step 5: Solve for x
    x = 265,004.54/591.83
  6. Step 6: Final answer
    x = 447.77

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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.