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Finding the Fourth Proportional to 866.70, 1,194.01 and 604.26

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Solution

The fourth proportional to 866.70, 1,194.01 and 604.26 is: 832.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    866.70 : 1,194.01 = 604.26 : x
  2. Step 2: Convert to fraction form
    866.70/1,194.01 = 604.26/x
  3. Step 3: Cross multiply
    866.70x = 1,194.01 × 604.26
  4. Step 4: Simplify right side
    866.70x = 721,492.48
  5. Step 5: Solve for x
    x = 721,492.48/866.70
  6. Step 6: Final answer
    x = 832.46

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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.