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Finding the Fourth Proportional to 592.74, 818.00 and 330.75

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Solution

The fourth proportional to 592.74, 818.00 and 330.75 is: 456.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.74 : 818.00 = 330.75 : x
  2. Step 2: Convert to fraction form
    592.74/818.00 = 330.75/x
  3. Step 3: Cross multiply
    592.74x = 818.00 × 330.75
  4. Step 4: Simplify right side
    592.74x = 270,551.85
  5. Step 5: Solve for x
    x = 270,551.85/592.74
  6. Step 6: Final answer
    x = 456.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.