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Finding the Fourth Proportional to 884.04, 1,326.73 and 605.73

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Solution

The fourth proportional to 884.04, 1,326.73 and 605.73 is: 909.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    884.04 : 1,326.73 = 605.73 : x
  2. Step 2: Convert to fraction form
    884.04/1,326.73 = 605.73/x
  3. Step 3: Cross multiply
    884.04x = 1,326.73 × 605.73
  4. Step 4: Simplify right side
    884.04x = 803,640.16
  5. Step 5: Solve for x
    x = 803,640.16/884.04
  6. Step 6: Final answer
    x = 909.05

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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.