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Finding the Fourth Proportional to 373.26, 559.02 and 327.13

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Solution

The fourth proportional to 373.26, 559.02 and 327.13 is: 489.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.26 : 559.02 = 327.13 : x
  2. Step 2: Convert to fraction form
    373.26/559.02 = 327.13/x
  3. Step 3: Cross multiply
    373.26x = 559.02 × 327.13
  4. Step 4: Simplify right side
    373.26x = 182,872.04
  5. Step 5: Solve for x
    x = 182,872.04/373.26
  6. Step 6: Final answer
    x = 489.93

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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.