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Finding the Fourth Proportional to 1,494.38, 2,241.22 and 570.04

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Solution

The fourth proportional to 1,494.38, 2,241.22 and 570.04 is: 854.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494.38 : 2,241.22 = 570.04 : x
  2. Step 2: Convert to fraction form
    1,494.38/2,241.22 = 570.04/x
  3. Step 3: Cross multiply
    1,494.38x = 2,241.22 × 570.04
  4. Step 4: Simplify right side
    1,494.38x = 1,277,585.05
  5. Step 5: Solve for x
    x = 1,277,585.05/1,494.38
  6. Step 6: Final answer
    x = 854.93

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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.