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Finding the Fourth Proportional to 569.22, 853.95 and 173.93

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Solution

The fourth proportional to 569.22, 853.95 and 173.93 is: 260.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    569.22 : 853.95 = 173.93 : x
  2. Step 2: Convert to fraction form
    569.22/853.95 = 173.93/x
  3. Step 3: Cross multiply
    569.22x = 853.95 × 173.93
  4. Step 4: Simplify right side
    569.22x = 148,529.03
  5. Step 5: Solve for x
    x = 148,529.03/569.22
  6. Step 6: Final answer
    x = 260.94

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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.