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Finding the Fourth Proportional to 1,635.06, 2,452.62 and 464.94

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Solution

The fourth proportional to 1,635.06, 2,452.62 and 464.94 is: 697.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635.06 : 2,452.62 = 464.94 : x
  2. Step 2: Convert to fraction form
    1,635.06/2,452.62 = 464.94/x
  3. Step 3: Cross multiply
    1,635.06x = 2,452.62 × 464.94
  4. Step 4: Simplify right side
    1,635.06x = 1,140,321.14
  5. Step 5: Solve for x
    x = 1,140,321.14/1,635.06
  6. Step 6: Final answer
    x = 697.42

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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.