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Finding the Fourth Proportional to 1,462.45, 2,193.69 and 366.82

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Solution

The fourth proportional to 1,462.45, 2,193.69 and 366.82 is: 550.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462.45 : 2,193.69 = 366.82 : x
  2. Step 2: Convert to fraction form
    1,462.45/2,193.69 = 366.82/x
  3. Step 3: Cross multiply
    1,462.45x = 2,193.69 × 366.82
  4. Step 4: Simplify right side
    1,462.45x = 804,689.37
  5. Step 5: Solve for x
    x = 804,689.37/1,462.45
  6. Step 6: Final answer
    x = 550.23

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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.