Home / 1,244.16-1,717.22-746.82

Finding the Fourth Proportional to 1,244.16, 1,717.22 and 746.82

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Solution

The fourth proportional to 1,244.16, 1,717.22 and 746.82 is: 1,030.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244.16 : 1,717.22 = 746.82 : x
  2. Step 2: Convert to fraction form
    1,244.16/1,717.22 = 746.82/x
  3. Step 3: Cross multiply
    1,244.16x = 1,717.22 × 746.82
  4. Step 4: Simplify right side
    1,244.16x = 1,282,454.24
  5. Step 5: Solve for x
    x = 1,282,454.24/1,244.16
  6. Step 6: Final answer
    x = 1,030.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.