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Finding the Fourth Proportional to 651.12, 976.03 and 234.53

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Solution

The fourth proportional to 651.12, 976.03 and 234.53 is: 351.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    651.12 : 976.03 = 234.53 : x
  2. Step 2: Convert to fraction form
    651.12/976.03 = 234.53/x
  3. Step 3: Cross multiply
    651.12x = 976.03 × 234.53
  4. Step 4: Simplify right side
    651.12x = 228,908.32
  5. Step 5: Solve for x
    x = 228,908.32/651.12
  6. Step 6: Final answer
    x = 351.56

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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.