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Finding the Fourth Proportional to 535.54, 737.97 and 348.82

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Solution

The fourth proportional to 535.54, 737.97 and 348.82 is: 480.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    535.54 : 737.97 = 348.82 : x
  2. Step 2: Convert to fraction form
    535.54/737.97 = 348.82/x
  3. Step 3: Cross multiply
    535.54x = 737.97 × 348.82
  4. Step 4: Simplify right side
    535.54x = 257,418.70
  5. Step 5: Solve for x
    x = 257,418.70/535.54
  6. Step 6: Final answer
    x = 480.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.