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Finding the Fourth Proportional to 599.70, 899.55 and 166.86

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Solution

The fourth proportional to 599.70, 899.55 and 166.86 is: 250.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.70 : 899.55 = 166.86 : x
  2. Step 2: Convert to fraction form
    599.70/899.55 = 166.86/x
  3. Step 3: Cross multiply
    599.70x = 899.55 × 166.86
  4. Step 4: Simplify right side
    599.70x = 150,098.91
  5. Step 5: Solve for x
    x = 150,098.91/599.70
  6. Step 6: Final answer
    x = 250.29

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Similar ratio
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1.5x scale

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.