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Finding the Fourth Proportional to 903.35, 1,348.46 and 794

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Solution

The fourth proportional to 903.35, 1,348.46 and 794 is: 1,185.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    903.35 : 1,348.46 = 794 : x
  2. Step 2: Convert to fraction form
    903.35/1,348.46 = 794/x
  3. Step 3: Cross multiply
    903.35x = 1,348.46 × 794
  4. Step 4: Simplify right side
    903.35x = 1,070,677.24
  5. Step 5: Solve for x
    x = 1,070,677.24/903.35
  6. Step 6: Final answer
    x = 1,185.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.