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Finding the Fourth Proportional to 567.24, 849.96 and 451.20

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Solution

The fourth proportional to 567.24, 849.96 and 451.20 is: 676.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.24 : 849.96 = 451.20 : x
  2. Step 2: Convert to fraction form
    567.24/849.96 = 451.20/x
  3. Step 3: Cross multiply
    567.24x = 849.96 × 451.20
  4. Step 4: Simplify right side
    567.24x = 383,501.95
  5. Step 5: Solve for x
    x = 383,501.95/567.24
  6. Step 6: Final answer
    x = 676.08

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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.