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Finding the Fourth Proportional to 377.30, 568.08 and 334.22

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Solution

The fourth proportional to 377.30, 568.08 and 334.22 is: 503.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    377.30 : 568.08 = 334.22 : x
  2. Step 2: Convert to fraction form
    377.30/568.08 = 334.22/x
  3. Step 3: Cross multiply
    377.30x = 568.08 × 334.22
  4. Step 4: Simplify right side
    377.30x = 189,860.86
  5. Step 5: Solve for x
    x = 189,860.86/377.30
  6. Step 6: Final answer
    x = 503.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.