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Finding the Fourth Proportional to 546.04, 819.32 and 444.49

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Solution

The fourth proportional to 546.04, 819.32 and 444.49 is: 666.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    546.04 : 819.32 = 444.49 : x
  2. Step 2: Convert to fraction form
    546.04/819.32 = 444.49/x
  3. Step 3: Cross multiply
    546.04x = 819.32 × 444.49
  4. Step 4: Simplify right side
    546.04x = 364,175.28
  5. Step 5: Solve for x
    x = 364,175.28/546.04
  6. Step 6: Final answer
    x = 666.94

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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.