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Finding the Fourth Proportional to 333.53, 499.44 and 302.75

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Solution

The fourth proportional to 333.53, 499.44 and 302.75 is: 453.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.53 : 499.44 = 302.75 : x
  2. Step 2: Convert to fraction form
    333.53/499.44 = 302.75/x
  3. Step 3: Cross multiply
    333.53x = 499.44 × 302.75
  4. Step 4: Simplify right side
    333.53x = 151,202.96
  5. Step 5: Solve for x
    x = 151,202.96/333.53
  6. Step 6: Final answer
    x = 453.35

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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.