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Finding the Fourth Proportional to 534.24, 737.24 and 313.27

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Solution

The fourth proportional to 534.24, 737.24 and 313.27 is: 432.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.24 : 737.24 = 313.27 : x
  2. Step 2: Convert to fraction form
    534.24/737.24 = 313.27/x
  3. Step 3: Cross multiply
    534.24x = 737.24 × 313.27
  4. Step 4: Simplify right side
    534.24x = 230,951.77
  5. Step 5: Solve for x
    x = 230,951.77/534.24
  6. Step 6: Final answer
    x = 432.30

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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.