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Finding the Fourth Proportional to 576.68, 796.01 and 569.39

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Solution

The fourth proportional to 576.68, 796.01 and 569.39 is: 785.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.68 : 796.01 = 569.39 : x
  2. Step 2: Convert to fraction form
    576.68/796.01 = 569.39/x
  3. Step 3: Cross multiply
    576.68x = 796.01 × 569.39
  4. Step 4: Simplify right side
    576.68x = 453,233.31
  5. Step 5: Solve for x
    x = 453,233.31/576.68
  6. Step 6: Final answer
    x = 785.94

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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.