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Finding the Fourth Proportional to 575.34, 794.03 and 379.25

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Solution

The fourth proportional to 575.34, 794.03 and 379.25 is: 523.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.34 : 794.03 = 379.25 : x
  2. Step 2: Convert to fraction form
    575.34/794.03 = 379.25/x
  3. Step 3: Cross multiply
    575.34x = 794.03 × 379.25
  4. Step 4: Simplify right side
    575.34x = 301,135.88
  5. Step 5: Solve for x
    x = 301,135.88/575.34
  6. Step 6: Final answer
    x = 523.41

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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.