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Finding the Fourth Proportional to 546.92, 755.36 and 369.57

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Solution

The fourth proportional to 546.92, 755.36 and 369.57 is: 510.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    546.92 : 755.36 = 369.57 : x
  2. Step 2: Convert to fraction form
    546.92/755.36 = 369.57/x
  3. Step 3: Cross multiply
    546.92x = 755.36 × 369.57
  4. Step 4: Simplify right side
    546.92x = 279,152.77
  5. Step 5: Solve for x
    x = 279,152.77/546.92
  6. Step 6: Final answer
    x = 510.41

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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.