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Finding the Fourth Proportional to 894.60, 1,233.94 and 544.84

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Solution

The fourth proportional to 894.60, 1,233.94 and 544.84 is: 751.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    894.60 : 1,233.94 = 544.84 : x
  2. Step 2: Convert to fraction form
    894.60/1,233.94 = 544.84/x
  3. Step 3: Cross multiply
    894.60x = 1,233.94 × 544.84
  4. Step 4: Simplify right side
    894.60x = 672,299.87
  5. Step 5: Solve for x
    x = 672,299.87/894.60
  6. Step 6: Final answer
    x = 751.51

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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.