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Finding the Fourth Proportional to 377.37, 566.45 and 334.31

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Solution

The fourth proportional to 377.37, 566.45 and 334.31 is: 501.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    377.37 : 566.45 = 334.31 : x
  2. Step 2: Convert to fraction form
    377.37/566.45 = 334.31/x
  3. Step 3: Cross multiply
    377.37x = 566.45 × 334.31
  4. Step 4: Simplify right side
    377.37x = 189,372.15
  5. Step 5: Solve for x
    x = 189,372.15/377.37
  6. Step 6: Final answer
    x = 501.82

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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.