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Finding the Fourth Proportional to 410.54, 566.54 and 224.03

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Solution

The fourth proportional to 410.54, 566.54 and 224.03 is: 309.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    410.54 : 566.54 = 224.03 : x
  2. Step 2: Convert to fraction form
    410.54/566.54 = 224.03/x
  3. Step 3: Cross multiply
    410.54x = 566.54 × 224.03
  4. Step 4: Simplify right side
    410.54x = 126,919.68
  5. Step 5: Solve for x
    x = 126,919.68/410.54
  6. Step 6: Final answer
    x = 309.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.