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Finding the Fourth Proportional to 592.77, 818.03 and 330.79

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Solution

The fourth proportional to 592.77, 818.03 and 330.79 is: 456.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.77 : 818.03 = 330.79 : x
  2. Step 2: Convert to fraction form
    592.77/818.03 = 330.79/x
  3. Step 3: Cross multiply
    592.77x = 818.03 × 330.79
  4. Step 4: Simplify right side
    592.77x = 270,596.14
  5. Step 5: Solve for x
    x = 270,596.14/592.77
  6. Step 6: Final answer
    x = 456.49

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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.