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Finding the Fourth Proportional to 1,635.04, 2,452.94 and 539.38

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Solution

The fourth proportional to 1,635.04, 2,452.94 and 539.38 is: 809.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635.04 : 2,452.94 = 539.38 : x
  2. Step 2: Convert to fraction form
    1,635.04/2,452.94 = 539.38/x
  3. Step 3: Cross multiply
    1,635.04x = 2,452.94 × 539.38
  4. Step 4: Simplify right side
    1,635.04x = 1,323,066.78
  5. Step 5: Solve for x
    x = 1,323,066.78/1,635.04
  6. Step 6: Final answer
    x = 809.20

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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.