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Finding the Fourth Proportional to 383.48, 575.25 and 167.06

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Solution

The fourth proportional to 383.48, 575.25 and 167.06 is: 250.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    383.48 : 575.25 = 167.06 : x
  2. Step 2: Convert to fraction form
    383.48/575.25 = 167.06/x
  3. Step 3: Cross multiply
    383.48x = 575.25 × 167.06
  4. Step 4: Simplify right side
    383.48x = 96,103.02
  5. Step 5: Solve for x
    x = 96,103.02/383.48
  6. Step 6: Final answer
    x = 250.60

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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.