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Finding the Fourth Proportional to 596.13, 822.55 and 347.37

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Solution

The fourth proportional to 596.13, 822.55 and 347.37 is: 479.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.13 : 822.55 = 347.37 : x
  2. Step 2: Convert to fraction form
    596.13/822.55 = 347.37/x
  3. Step 3: Cross multiply
    596.13x = 822.55 × 347.37
  4. Step 4: Simplify right side
    596.13x = 285,729.19
  5. Step 5: Solve for x
    x = 285,729.19/596.13
  6. Step 6: Final answer
    x = 479.31

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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.