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Finding the Fourth Proportional to 1,233.34, 1,844.44 and 940.92

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Solution

The fourth proportional to 1,233.34, 1,844.44 and 940.92 is: 1,407.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233.34 : 1,844.44 = 940.92 : x
  2. Step 2: Convert to fraction form
    1,233.34/1,844.44 = 940.92/x
  3. Step 3: Cross multiply
    1,233.34x = 1,844.44 × 940.92
  4. Step 4: Simplify right side
    1,233.34x = 1,735,470.48
  5. Step 5: Solve for x
    x = 1,735,470.48/1,233.34
  6. Step 6: Final answer
    x = 1,407.13

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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.