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Finding the Fourth Proportional to 333.03, 499.50 and 194.28

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Solution

The fourth proportional to 333.03, 499.50 and 194.28 is: 291.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.03 : 499.50 = 194.28 : x
  2. Step 2: Convert to fraction form
    333.03/499.50 = 194.28/x
  3. Step 3: Cross multiply
    333.03x = 499.50 × 194.28
  4. Step 4: Simplify right side
    333.03x = 97,042.86
  5. Step 5: Solve for x
    x = 97,042.86/333.03
  6. Step 6: Final answer
    x = 291.39

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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.