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Finding the Fourth Proportional to 452.32, 682.63 and 452.32

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Solution

The fourth proportional to 452.32, 682.63 and 452.32 is: 682.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.32 : 682.63 = 452.32 : x
  2. Step 2: Convert to fraction form
    452.32/682.63 = 452.32/x
  3. Step 3: Cross multiply
    452.32x = 682.63 × 452.32
  4. Step 4: Simplify right side
    452.32x = 308,764.36
  5. Step 5: Solve for x
    x = 308,764.36/452.32
  6. Step 6: Final answer
    x = 682.63

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.