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Finding the Fourth Proportional to 599.66, 899.39 and 291.44

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Solution

The fourth proportional to 599.66, 899.39 and 291.44 is: 437.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.66 : 899.39 = 291.44 : x
  2. Step 2: Convert to fraction form
    599.66/899.39 = 291.44/x
  3. Step 3: Cross multiply
    599.66x = 899.39 × 291.44
  4. Step 4: Simplify right side
    599.66x = 262,112.27
  5. Step 5: Solve for x
    x = 262,112.27/599.66
  6. Step 6: Final answer
    x = 437.11

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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.