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Finding the Fourth Proportional to 595.62, 819.36 and 496.80

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Solution

The fourth proportional to 595.62, 819.36 and 496.80 is: 683.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.62 : 819.36 = 496.80 : x
  2. Step 2: Convert to fraction form
    595.62/819.36 = 496.80/x
  3. Step 3: Cross multiply
    595.62x = 819.36 × 496.80
  4. Step 4: Simplify right side
    595.62x = 407,058.05
  5. Step 5: Solve for x
    x = 407,058.05/595.62
  6. Step 6: Final answer
    x = 683.42

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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.