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Finding the Fourth Proportional to 1,197.82, 1,797.44 and 504.45

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Solution

The fourth proportional to 1,197.82, 1,797.44 and 504.45 is: 756.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197.82 : 1,797.44 = 504.45 : x
  2. Step 2: Convert to fraction form
    1,197.82/1,797.44 = 504.45/x
  3. Step 3: Cross multiply
    1,197.82x = 1,797.44 × 504.45
  4. Step 4: Simplify right side
    1,197.82x = 906,718.61
  5. Step 5: Solve for x
    x = 906,718.61/1,197.82
  6. Step 6: Final answer
    x = 756.97

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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.