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Finding the Fourth Proportional to 599.51, 827.36 and 347.49

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Solution

The fourth proportional to 599.51, 827.36 and 347.49 is: 479.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.51 : 827.36 = 347.49 : x
  2. Step 2: Convert to fraction form
    599.51/827.36 = 347.49/x
  3. Step 3: Cross multiply
    599.51x = 827.36 × 347.49
  4. Step 4: Simplify right side
    599.51x = 287,499.33
  5. Step 5: Solve for x
    x = 287,499.33/599.51
  6. Step 6: Final answer
    x = 479.56

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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.