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Finding the Fourth Proportional to 575.98, 794.85 and 327.31

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Solution

The fourth proportional to 575.98, 794.85 and 327.31 is: 451.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.98 : 794.85 = 327.31 : x
  2. Step 2: Convert to fraction form
    575.98/794.85 = 327.31/x
  3. Step 3: Cross multiply
    575.98x = 794.85 × 327.31
  4. Step 4: Simplify right side
    575.98x = 260,159.14
  5. Step 5: Solve for x
    x = 260,159.14/575.98
  6. Step 6: Final answer
    x = 451.68

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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.