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Finding the Fourth Proportional to 464.14, 696.33 and 327.45

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Solution

The fourth proportional to 464.14, 696.33 and 327.45 is: 491.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    464.14 : 696.33 = 327.45 : x
  2. Step 2: Convert to fraction form
    464.14/696.33 = 327.45/x
  3. Step 3: Cross multiply
    464.14x = 696.33 × 327.45
  4. Step 4: Simplify right side
    464.14x = 228,014.64
  5. Step 5: Solve for x
    x = 228,014.64/464.14
  6. Step 6: Final answer
    x = 491.26

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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.