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Finding the Fourth Proportional to 963.73, 1,330.00 and 544.22

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Solution

The fourth proportional to 963.73, 1,330.00 and 544.22 is: 751.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    963.73 : 1,330.00 = 544.22 : x
  2. Step 2: Convert to fraction form
    963.73/1,330.00 = 544.22/x
  3. Step 3: Cross multiply
    963.73x = 1,330.00 × 544.22
  4. Step 4: Simplify right side
    963.73x = 723,813.28
  5. Step 5: Solve for x
    x = 723,813.28/963.73
  6. Step 6: Final answer
    x = 751.05

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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.