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Finding the Fourth Proportional to 411.56, 567.19 and 337.44

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Solution

The fourth proportional to 411.56, 567.19 and 337.44 is: 465.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    411.56 : 567.19 = 337.44 : x
  2. Step 2: Convert to fraction form
    411.56/567.19 = 337.44/x
  3. Step 3: Cross multiply
    411.56x = 567.19 × 337.44
  4. Step 4: Simplify right side
    411.56x = 191,393.24
  5. Step 5: Solve for x
    x = 191,393.24/411.56
  6. Step 6: Final answer
    x = 465.04

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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.