Home / 1,224.66-1,837.88-494.46

Finding the Fourth Proportional to 1,224.66, 1,837.88 and 494.46

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Solution

The fourth proportional to 1,224.66, 1,837.88 and 494.46 is: 742.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224.66 : 1,837.88 = 494.46 : x
  2. Step 2: Convert to fraction form
    1,224.66/1,837.88 = 494.46/x
  3. Step 3: Cross multiply
    1,224.66x = 1,837.88 × 494.46
  4. Step 4: Simplify right side
    1,224.66x = 908,758.14
  5. Step 5: Solve for x
    x = 908,758.14/1,224.66
  6. Step 6: Final answer
    x = 742.05

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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.