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Finding the Fourth Proportional to 576.35, 795.24 and 434.73

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Solution

The fourth proportional to 576.35, 795.24 and 434.73 is: 599.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.35 : 795.24 = 434.73 : x
  2. Step 2: Convert to fraction form
    576.35/795.24 = 434.73/x
  3. Step 3: Cross multiply
    576.35x = 795.24 × 434.73
  4. Step 4: Simplify right side
    576.35x = 345,712.18
  5. Step 5: Solve for x
    x = 345,712.18/576.35
  6. Step 6: Final answer
    x = 599.83

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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.