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Finding the Fourth Proportional to 592.83, 818.10 and 330.86

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Solution

The fourth proportional to 592.83, 818.10 and 330.86 is: 456.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.83 : 818.10 = 330.86 : x
  2. Step 2: Convert to fraction form
    592.83/818.10 = 330.86/x
  3. Step 3: Cross multiply
    592.83x = 818.10 × 330.86
  4. Step 4: Simplify right side
    592.83x = 270,672.48
  5. Step 5: Solve for x
    x = 270,672.48/592.83
  6. Step 6: Final answer
    x = 456.58

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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.