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Finding the Fourth Proportional to 893.26, 1,337.37 and 604.18

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Solution

The fourth proportional to 893.26, 1,337.37 and 604.18 is: 904.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    893.26 : 1,337.37 = 604.18 : x
  2. Step 2: Convert to fraction form
    893.26/1,337.37 = 604.18/x
  3. Step 3: Cross multiply
    893.26x = 1,337.37 × 604.18
  4. Step 4: Simplify right side
    893.26x = 808,012.21
  5. Step 5: Solve for x
    x = 808,012.21/893.26
  6. Step 6: Final answer
    x = 904.57

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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.