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Finding the Fourth Proportional to 568.23, 852 and 290.41

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Solution

The fourth proportional to 568.23, 852 and 290.41 is: 435.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.23 : 852 = 290.41 : x
  2. Step 2: Convert to fraction form
    568.23/852 = 290.41/x
  3. Step 3: Cross multiply
    568.23x = 852 × 290.41
  4. Step 4: Simplify right side
    568.23x = 247,429.32
  5. Step 5: Solve for x
    x = 247,429.32/568.23
  6. Step 6: Final answer
    x = 435.44

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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.