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Finding the Fourth Proportional to 568.56, 852.21 and 294.60

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Solution

The fourth proportional to 568.56, 852.21 and 294.60 is: 441.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.56 : 852.21 = 294.60 : x
  2. Step 2: Convert to fraction form
    568.56/852.21 = 294.60/x
  3. Step 3: Cross multiply
    568.56x = 852.21 × 294.60
  4. Step 4: Simplify right side
    568.56x = 251,061.07
  5. Step 5: Solve for x
    x = 251,061.07/568.56
  6. Step 6: Final answer
    x = 441.57

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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.