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Finding the Fourth Proportional to 567.12, 849.46 and 383.50

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Solution

The fourth proportional to 567.12, 849.46 and 383.50 is: 574.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.12 : 849.46 = 383.50 : x
  2. Step 2: Convert to fraction form
    567.12/849.46 = 383.50/x
  3. Step 3: Cross multiply
    567.12x = 849.46 × 383.50
  4. Step 4: Simplify right side
    567.12x = 325,767.91
  5. Step 5: Solve for x
    x = 325,767.91/567.12
  6. Step 6: Final answer
    x = 574.43

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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.