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Finding the Fourth Proportional to 600.21, 899.70 and 234.49

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Solution

The fourth proportional to 600.21, 899.70 and 234.49 is: 351.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.21 : 899.70 = 234.49 : x
  2. Step 2: Convert to fraction form
    600.21/899.70 = 234.49/x
  3. Step 3: Cross multiply
    600.21x = 899.70 × 234.49
  4. Step 4: Simplify right side
    600.21x = 210,970.65
  5. Step 5: Solve for x
    x = 210,970.65/600.21
  6. Step 6: Final answer
    x = 351.49

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Double scale
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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.