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Finding the Fourth Proportional to 941.34, 1,413.22 and 797.96

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Solution

The fourth proportional to 941.34, 1,413.22 and 797.96 is: 1,197.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    941.34 : 1,413.22 = 797.96 : x
  2. Step 2: Convert to fraction form
    941.34/1,413.22 = 797.96/x
  3. Step 3: Cross multiply
    941.34x = 1,413.22 × 797.96
  4. Step 4: Simplify right side
    941.34x = 1,127,693.03
  5. Step 5: Solve for x
    x = 1,127,693.03/941.34
  6. Step 6: Final answer
    x = 1,197.97

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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.