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Finding the Fourth Proportional to 1,366.44, 2,050.52 and 625.94

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Solution

The fourth proportional to 1,366.44, 2,050.52 and 625.94 is: 939.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366.44 : 2,050.52 = 625.94 : x
  2. Step 2: Convert to fraction form
    1,366.44/2,050.52 = 625.94/x
  3. Step 3: Cross multiply
    1,366.44x = 2,050.52 × 625.94
  4. Step 4: Simplify right side
    1,366.44x = 1,283,489.11
  5. Step 5: Solve for x
    x = 1,283,489.11/1,366.44
  6. Step 6: Final answer
    x = 939.29

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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.