Home / 1,463.19-2,194.85-813.44

Finding the Fourth Proportional to 1,463.19, 2,194.85 and 813.44

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Solution

The fourth proportional to 1,463.19, 2,194.85 and 813.44 is: 1,220.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463.19 : 2,194.85 = 813.44 : x
  2. Step 2: Convert to fraction form
    1,463.19/2,194.85 = 813.44/x
  3. Step 3: Cross multiply
    1,463.19x = 2,194.85 × 813.44
  4. Step 4: Simplify right side
    1,463.19x = 1,785,369.84
  5. Step 5: Solve for x
    x = 1,785,369.84/1,463.19
  6. Step 6: Final answer
    x = 1,220.19

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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.