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Finding the Fourth Proportional to 2,269.01, 3,403.49 and 625.54

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Solution

The fourth proportional to 2,269.01, 3,403.49 and 625.54 is: 938.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269.01 : 3,403.49 = 625.54 : x
  2. Step 2: Convert to fraction form
    2,269.01/3,403.49 = 625.54/x
  3. Step 3: Cross multiply
    2,269.01x = 3,403.49 × 625.54
  4. Step 4: Simplify right side
    2,269.01x = 2,129,035.13
  5. Step 5: Solve for x
    x = 2,129,035.13/2,269.01
  6. Step 6: Final answer
    x = 938.31

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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.