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Finding the Fourth Proportional to 569.67, 854.44 and 179.66

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Solution

The fourth proportional to 569.67, 854.44 and 179.66 is: 269.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    569.67 : 854.44 = 179.66 : x
  2. Step 2: Convert to fraction form
    569.67/854.44 = 179.66/x
  3. Step 3: Cross multiply
    569.67x = 854.44 × 179.66
  4. Step 4: Simplify right side
    569.67x = 153,508.69
  5. Step 5: Solve for x
    x = 153,508.69/569.67
  6. Step 6: Final answer
    x = 269.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.