Home / 1,244.56-1,867.27-551.14

Finding the Fourth Proportional to 1,244.56, 1,867.27 and 551.14

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Solution

The fourth proportional to 1,244.56, 1,867.27 and 551.14 is: 826.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244.56 : 1,867.27 = 551.14 : x
  2. Step 2: Convert to fraction form
    1,244.56/1,867.27 = 551.14/x
  3. Step 3: Cross multiply
    1,244.56x = 1,867.27 × 551.14
  4. Step 4: Simplify right side
    1,244.56x = 1,029,127.19
  5. Step 5: Solve for x
    x = 1,029,127.19/1,244.56
  6. Step 6: Final answer
    x = 826.90

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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.