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Finding the Fourth Proportional to 546.69, 753.93 and 359.94

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Solution

The fourth proportional to 546.69, 753.93 and 359.94 is: 496.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    546.69 : 753.93 = 359.94 : x
  2. Step 2: Convert to fraction form
    546.69/753.93 = 359.94/x
  3. Step 3: Cross multiply
    546.69x = 753.93 × 359.94
  4. Step 4: Simplify right side
    546.69x = 271,369.56
  5. Step 5: Solve for x
    x = 271,369.56/546.69
  6. Step 6: Final answer
    x = 496.39

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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.