Home / 1,414.17-2,122.26-548.46

Finding the Fourth Proportional to 1,414.17, 2,122.26 and 548.46

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Solution

The fourth proportional to 1,414.17, 2,122.26 and 548.46 is: 823.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414.17 : 2,122.26 = 548.46 : x
  2. Step 2: Convert to fraction form
    1,414.17/2,122.26 = 548.46/x
  3. Step 3: Cross multiply
    1,414.17x = 2,122.26 × 548.46
  4. Step 4: Simplify right side
    1,414.17x = 1,163,974.72
  5. Step 5: Solve for x
    x = 1,163,974.72/1,414.17
  6. Step 6: Final answer
    x = 823.08

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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.