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Finding the Fourth Proportional to 504.54, 756.80 and 134.33

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Solution

The fourth proportional to 504.54, 756.80 and 134.33 is: 201.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.54 : 756.80 = 134.33 : x
  2. Step 2: Convert to fraction form
    504.54/756.80 = 134.33/x
  3. Step 3: Cross multiply
    504.54x = 756.80 × 134.33
  4. Step 4: Simplify right side
    504.54x = 101,659.39
  5. Step 5: Solve for x
    x = 101,659.39/504.54
  6. Step 6: Final answer
    x = 201.49

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Double scale
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Similar ratio
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1.5x scale

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.