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Finding the Fourth Proportional to 599.90, 827.57 and 351.06

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Solution

The fourth proportional to 599.90, 827.57 and 351.06 is: 484.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.90 : 827.57 = 351.06 : x
  2. Step 2: Convert to fraction form
    599.90/827.57 = 351.06/x
  3. Step 3: Cross multiply
    599.90x = 827.57 × 351.06
  4. Step 4: Simplify right side
    599.90x = 290,526.29
  5. Step 5: Solve for x
    x = 290,526.29/599.90
  6. Step 6: Final answer
    x = 484.30

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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.