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Finding the Fourth Proportional to 567.83, 850.62 and 445.52

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Solution

The fourth proportional to 567.83, 850.62 and 445.52 is: 667.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.83 : 850.62 = 445.52 : x
  2. Step 2: Convert to fraction form
    567.83/850.62 = 445.52/x
  3. Step 3: Cross multiply
    567.83x = 850.62 × 445.52
  4. Step 4: Simplify right side
    567.83x = 378,963.97
  5. Step 5: Solve for x
    x = 378,963.97/567.83
  6. Step 6: Final answer
    x = 667.40

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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.