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Finding the Fourth Proportional to 575.88, 794.58 and 327.18

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Solution

The fourth proportional to 575.88, 794.58 and 327.18 is: 451.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.88 : 794.58 = 327.18 : x
  2. Step 2: Convert to fraction form
    575.88/794.58 = 327.18/x
  3. Step 3: Cross multiply
    575.88x = 794.58 × 327.18
  4. Step 4: Simplify right side
    575.88x = 259,970.68
  5. Step 5: Solve for x
    x = 259,970.68/575.88
  6. Step 6: Final answer
    x = 451.43

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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.