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Finding the Fourth Proportional to 896.02, 1,342.82 and 463.48

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Solution

The fourth proportional to 896.02, 1,342.82 and 463.48 is: 694.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    896.02 : 1,342.82 = 463.48 : x
  2. Step 2: Convert to fraction form
    896.02/1,342.82 = 463.48/x
  3. Step 3: Cross multiply
    896.02x = 1,342.82 × 463.48
  4. Step 4: Simplify right side
    896.02x = 622,369.57
  5. Step 5: Solve for x
    x = 622,369.57/896.02
  6. Step 6: Final answer
    x = 694.59

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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.