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Finding the Fourth Proportional to 941.93, 1,299.34 and 600.61

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Solution

The fourth proportional to 941.93, 1,299.34 and 600.61 is: 828.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    941.93 : 1,299.34 = 600.61 : x
  2. Step 2: Convert to fraction form
    941.93/1,299.34 = 600.61/x
  3. Step 3: Cross multiply
    941.93x = 1,299.34 × 600.61
  4. Step 4: Simplify right side
    941.93x = 780,393.59
  5. Step 5: Solve for x
    x = 780,393.59/941.93
  6. Step 6: Final answer
    x = 828.50

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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.