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Finding the Fourth Proportional to 533.18, 736.13 and 365.33

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Solution

The fourth proportional to 533.18, 736.13 and 365.33 is: 504.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.18 : 736.13 = 365.33 : x
  2. Step 2: Convert to fraction form
    533.18/736.13 = 365.33/x
  3. Step 3: Cross multiply
    533.18x = 736.13 × 365.33
  4. Step 4: Simplify right side
    533.18x = 268,930.37
  5. Step 5: Solve for x
    x = 268,930.37/533.18
  6. Step 6: Final answer
    x = 504.39

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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.