Home / 1,194.14-1,790.66-372.18

Finding the Fourth Proportional to 1,194.14, 1,790.66 and 372.18

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Solution

The fourth proportional to 1,194.14, 1,790.66 and 372.18 is: 558.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194.14 : 1,790.66 = 372.18 : x
  2. Step 2: Convert to fraction form
    1,194.14/1,790.66 = 372.18/x
  3. Step 3: Cross multiply
    1,194.14x = 1,790.66 × 372.18
  4. Step 4: Simplify right side
    1,194.14x = 666,447.84
  5. Step 5: Solve for x
    x = 666,447.84/1,194.14
  6. Step 6: Final answer
    x = 558.10

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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.