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Finding the Fourth Proportional to 575.65, 794.41 and 327.01

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Solution

The fourth proportional to 575.65, 794.41 and 327.01 is: 451.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.65 : 794.41 = 327.01 : x
  2. Step 2: Convert to fraction form
    575.65/794.41 = 327.01/x
  3. Step 3: Cross multiply
    575.65x = 794.41 × 327.01
  4. Step 4: Simplify right side
    575.65x = 259,780.54
  5. Step 5: Solve for x
    x = 259,780.54/575.65
  6. Step 6: Final answer
    x = 451.29

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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.