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Finding the Fourth Proportional to 569.02, 853.52 and 482.26

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Solution

The fourth proportional to 569.02, 853.52 and 482.26 is: 723.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    569.02 : 853.52 = 482.26 : x
  2. Step 2: Convert to fraction form
    569.02/853.52 = 482.26/x
  3. Step 3: Cross multiply
    569.02x = 853.52 × 482.26
  4. Step 4: Simplify right side
    569.02x = 411,618.56
  5. Step 5: Solve for x
    x = 411,618.56/569.02
  6. Step 6: Final answer
    x = 723.38

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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.