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Finding the Fourth Proportional to 383.33, 575.30 and 167.06

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Solution

The fourth proportional to 383.33, 575.30 and 167.06 is: 250.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    383.33 : 575.30 = 167.06 : x
  2. Step 2: Convert to fraction form
    383.33/575.30 = 167.06/x
  3. Step 3: Cross multiply
    383.33x = 575.30 × 167.06
  4. Step 4: Simplify right side
    383.33x = 96,111.47
  5. Step 5: Solve for x
    x = 96,111.47/383.33
  6. Step 6: Final answer
    x = 250.73

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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.