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Finding the Fourth Proportional to 503.14, 754.72 and 365.52

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Solution

The fourth proportional to 503.14, 754.72 and 365.52 is: 548.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.14 : 754.72 = 365.52 : x
  2. Step 2: Convert to fraction form
    503.14/754.72 = 365.52/x
  3. Step 3: Cross multiply
    503.14x = 754.72 × 365.52
  4. Step 4: Simplify right side
    503.14x = 275,865.25
  5. Step 5: Solve for x
    x = 275,865.25/503.14
  6. Step 6: Final answer
    x = 548.29

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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.