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Finding the Fourth Proportional to 500.93, 751.44 and 154.25

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Solution

The fourth proportional to 500.93, 751.44 and 154.25 is: 231.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    500.93 : 751.44 = 154.25 : x
  2. Step 2: Convert to fraction form
    500.93/751.44 = 154.25/x
  3. Step 3: Cross multiply
    500.93x = 751.44 × 154.25
  4. Step 4: Simplify right side
    500.93x = 115,905.86
  5. Step 5: Solve for x
    x = 115,905.86/500.93
  6. Step 6: Final answer
    x = 231.38

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Double scale
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Similar ratio
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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.