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Finding the Fourth Proportional to 461.55, 635.61 and 452.44

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Solution

The fourth proportional to 461.55, 635.61 and 452.44 is: 623.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    461.55 : 635.61 = 452.44 : x
  2. Step 2: Convert to fraction form
    461.55/635.61 = 452.44/x
  3. Step 3: Cross multiply
    461.55x = 635.61 × 452.44
  4. Step 4: Simplify right side
    461.55x = 287,575.39
  5. Step 5: Solve for x
    x = 287,575.39/461.55
  6. Step 6: Final answer
    x = 623.06

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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.