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Finding the Fourth Proportional to 534.38, 737.51 and 360.09

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Solution

The fourth proportional to 534.38, 737.51 and 360.09 is: 496.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.38 : 737.51 = 360.09 : x
  2. Step 2: Convert to fraction form
    534.38/737.51 = 360.09/x
  3. Step 3: Cross multiply
    534.38x = 737.51 × 360.09
  4. Step 4: Simplify right side
    534.38x = 265,568.18
  5. Step 5: Solve for x
    x = 265,568.18/534.38
  6. Step 6: Final answer
    x = 496.97

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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.