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Finding the Fourth Proportional to 596.98, 894.21 and 487.60

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Solution

The fourth proportional to 596.98, 894.21 and 487.60 is: 730.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.98 : 894.21 = 487.60 : x
  2. Step 2: Convert to fraction form
    596.98/894.21 = 487.60/x
  3. Step 3: Cross multiply
    596.98x = 894.21 × 487.60
  4. Step 4: Simplify right side
    596.98x = 436,016.80
  5. Step 5: Solve for x
    x = 436,016.80/596.98
  6. Step 6: Final answer
    x = 730.37

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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.