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Finding the Fourth Proportional to 377.21, 565.91 and 184.88

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Solution

The fourth proportional to 377.21, 565.91 and 184.88 is: 277.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    377.21 : 565.91 = 184.88 : x
  2. Step 2: Convert to fraction form
    377.21/565.91 = 184.88/x
  3. Step 3: Cross multiply
    377.21x = 565.91 × 184.88
  4. Step 4: Simplify right side
    377.21x = 104,625.44
  5. Step 5: Solve for x
    x = 104,625.44/377.21
  6. Step 6: Final answer
    x = 277.37

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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.