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Finding the Fourth Proportional to 2,032.99, 3,049.49 and 572.19

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Solution

The fourth proportional to 2,032.99, 3,049.49 and 572.19 is: 858.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,032.99 : 3,049.49 = 572.19 : x
  2. Step 2: Convert to fraction form
    2,032.99/3,049.49 = 572.19/x
  3. Step 3: Cross multiply
    2,032.99x = 3,049.49 × 572.19
  4. Step 4: Simplify right side
    2,032.99x = 1,744,887.68
  5. Step 5: Solve for x
    x = 1,744,887.68/2,032.99
  6. Step 6: Final answer
    x = 858.29

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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.