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Finding the Fourth Proportional to 594.23, 819.55 and 446.61

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Solution

The fourth proportional to 594.23, 819.55 and 446.61 is: 615.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.23 : 819.55 = 446.61 : x
  2. Step 2: Convert to fraction form
    594.23/819.55 = 446.61/x
  3. Step 3: Cross multiply
    594.23x = 819.55 × 446.61
  4. Step 4: Simplify right side
    594.23x = 366,019.23
  5. Step 5: Solve for x
    x = 366,019.23/594.23
  6. Step 6: Final answer
    x = 615.96

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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.