Home / 1,224.97-1,837.56-403.24

Finding the Fourth Proportional to 1,224.97, 1,837.56 and 403.24

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Solution

The fourth proportional to 1,224.97, 1,837.56 and 403.24 is: 604.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224.97 : 1,837.56 = 403.24 : x
  2. Step 2: Convert to fraction form
    1,224.97/1,837.56 = 403.24/x
  3. Step 3: Cross multiply
    1,224.97x = 1,837.56 × 403.24
  4. Step 4: Simplify right side
    1,224.97x = 740,977.69
  5. Step 5: Solve for x
    x = 740,977.69/1,224.97
  6. Step 6: Final answer
    x = 604.89

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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.