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Finding the Fourth Proportional to 596.55, 822.99 and 375.12

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Solution

The fourth proportional to 596.55, 822.99 and 375.12 is: 517.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.55 : 822.99 = 375.12 : x
  2. Step 2: Convert to fraction form
    596.55/822.99 = 375.12/x
  3. Step 3: Cross multiply
    596.55x = 822.99 × 375.12
  4. Step 4: Simplify right side
    596.55x = 308,720.01
  5. Step 5: Solve for x
    x = 308,720.01/596.55
  6. Step 6: Final answer
    x = 517.51

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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.