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Finding the Fourth Proportional to 797.44, 1,197.24 and 536.62

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Solution

The fourth proportional to 797.44, 1,197.24 and 536.62 is: 805.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    797.44 : 1,197.24 = 536.62 : x
  2. Step 2: Convert to fraction form
    797.44/1,197.24 = 536.62/x
  3. Step 3: Cross multiply
    797.44x = 1,197.24 × 536.62
  4. Step 4: Simplify right side
    797.44x = 642,462.93
  5. Step 5: Solve for x
    x = 642,462.93/797.44
  6. Step 6: Final answer
    x = 805.66

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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.