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Finding the Fourth Proportional to 513.33, 769.58 and 224.57

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Solution

The fourth proportional to 513.33, 769.58 and 224.57 is: 336.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    513.33 : 769.58 = 224.57 : x
  2. Step 2: Convert to fraction form
    513.33/769.58 = 224.57/x
  3. Step 3: Cross multiply
    513.33x = 769.58 × 224.57
  4. Step 4: Simplify right side
    513.33x = 172,824.58
  5. Step 5: Solve for x
    x = 172,824.58/513.33
  6. Step 6: Final answer
    x = 336.67

Related Problems

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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.