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Finding the Fourth Proportional to 759.08, 1,049.07 and 572.51

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Solution

The fourth proportional to 759.08, 1,049.07 and 572.51 is: 791.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    759.08 : 1,049.07 = 572.51 : x
  2. Step 2: Convert to fraction form
    759.08/1,049.07 = 572.51/x
  3. Step 3: Cross multiply
    759.08x = 1,049.07 × 572.51
  4. Step 4: Simplify right side
    759.08x = 600,603.07
  5. Step 5: Solve for x
    x = 600,603.07/759.08
  6. Step 6: Final answer
    x = 791.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.