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Finding the Fourth Proportional to 1,636.05, 2,453.96 and 466.07

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Solution

The fourth proportional to 1,636.05, 2,453.96 and 466.07 is: 699.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636.05 : 2,453.96 = 466.07 : x
  2. Step 2: Convert to fraction form
    1,636.05/2,453.96 = 466.07/x
  3. Step 3: Cross multiply
    1,636.05x = 2,453.96 × 466.07
  4. Step 4: Simplify right side
    1,636.05x = 1,143,717.14
  5. Step 5: Solve for x
    x = 1,143,717.14/1,636.05
  6. Step 6: Final answer
    x = 699.07

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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.