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Finding the Fourth Proportional to 534.17, 736.95 and 324.27

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Solution

The fourth proportional to 534.17, 736.95 and 324.27 is: 447.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.17 : 736.95 = 324.27 : x
  2. Step 2: Convert to fraction form
    534.17/736.95 = 324.27/x
  3. Step 3: Cross multiply
    534.17x = 736.95 × 324.27
  4. Step 4: Simplify right side
    534.17x = 238,974.76
  5. Step 5: Solve for x
    x = 238,974.76/534.17
  6. Step 6: Final answer
    x = 447.37

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1.5x scale

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.