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Finding the Fourth Proportional to 662.16, 993.24 and 466.36

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Solution

The fourth proportional to 662.16, 993.24 and 466.36 is: 699.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    662.16 : 993.24 = 466.36 : x
  2. Step 2: Convert to fraction form
    662.16/993.24 = 466.36/x
  3. Step 3: Cross multiply
    662.16x = 993.24 × 466.36
  4. Step 4: Simplify right side
    662.16x = 463,207.41
  5. Step 5: Solve for x
    x = 463,207.41/662.16
  6. Step 6: Final answer
    x = 699.54

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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.