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Finding the Fourth Proportional to 1,082.26, 1,493.52 and 584.90

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Solution

The fourth proportional to 1,082.26, 1,493.52 and 584.90 is: 807.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082.26 : 1,493.52 = 584.90 : x
  2. Step 2: Convert to fraction form
    1,082.26/1,493.52 = 584.90/x
  3. Step 3: Cross multiply
    1,082.26x = 1,493.52 × 584.90
  4. Step 4: Simplify right side
    1,082.26x = 873,560.98
  5. Step 5: Solve for x
    x = 873,560.98/1,082.26
  6. Step 6: Final answer
    x = 807.16

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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.