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Finding the Fourth Proportional to 383.33, 529.10 and 363.74

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Solution

The fourth proportional to 383.33, 529.10 and 363.74 is: 502.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    383.33 : 529.10 = 363.74 : x
  2. Step 2: Convert to fraction form
    383.33/529.10 = 363.74/x
  3. Step 3: Cross multiply
    383.33x = 529.10 × 363.74
  4. Step 4: Simplify right side
    383.33x = 192,453.10
  5. Step 5: Solve for x
    x = 192,453.10/383.33
  6. Step 6: Final answer
    x = 502.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.