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Finding the Fourth Proportional to 569.45, 852.91 and 295.81

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Solution

The fourth proportional to 569.45, 852.91 and 295.81 is: 443.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    569.45 : 852.91 = 295.81 : x
  2. Step 2: Convert to fraction form
    569.45/852.91 = 295.81/x
  3. Step 3: Cross multiply
    569.45x = 852.91 × 295.81
  4. Step 4: Simplify right side
    569.45x = 252,299.31
  5. Step 5: Solve for x
    x = 252,299.31/569.45
  6. Step 6: Final answer
    x = 443.06

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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.