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Finding the Fourth Proportional to 567.63, 852.89 and 324.36

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Solution

The fourth proportional to 567.63, 852.89 and 324.36 is: 487.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.63 : 852.89 = 324.36 : x
  2. Step 2: Convert to fraction form
    567.63/852.89 = 324.36/x
  3. Step 3: Cross multiply
    567.63x = 852.89 × 324.36
  4. Step 4: Simplify right side
    567.63x = 276,641.78
  5. Step 5: Solve for x
    x = 276,641.78/567.63
  6. Step 6: Final answer
    x = 487.36

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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.