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Finding the Fourth Proportional to 2,269.44, 3,404.39 and 626.00

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Solution

The fourth proportional to 2,269.44, 3,404.39 and 626.00 is: 939.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269.44 : 3,404.39 = 626.00 : x
  2. Step 2: Convert to fraction form
    2,269.44/3,404.39 = 626.00/x
  3. Step 3: Cross multiply
    2,269.44x = 3,404.39 × 626.00
  4. Step 4: Simplify right side
    2,269.44x = 2,131,127.99
  5. Step 5: Solve for x
    x = 2,131,127.99/2,269.44
  6. Step 6: Final answer
    x = 939.05

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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.