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Finding the Fourth Proportional to 532.98, 735.05 and 375.56

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Solution

The fourth proportional to 532.98, 735.05 and 375.56 is: 517.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.98 : 735.05 = 375.56 : x
  2. Step 2: Convert to fraction form
    532.98/735.05 = 375.56/x
  3. Step 3: Cross multiply
    532.98x = 735.05 × 375.56
  4. Step 4: Simplify right side
    532.98x = 276,049.82
  5. Step 5: Solve for x
    x = 276,049.82/532.98
  6. Step 6: Final answer
    x = 517.94

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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.