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Finding the Fourth Proportional to 793.35, 1,094.04 and 513.73

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Solution

The fourth proportional to 793.35, 1,094.04 and 513.73 is: 708.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    793.35 : 1,094.04 = 513.73 : x
  2. Step 2: Convert to fraction form
    793.35/1,094.04 = 513.73/x
  3. Step 3: Cross multiply
    793.35x = 1,094.04 × 513.73
  4. Step 4: Simplify right side
    793.35x = 562,041.17
  5. Step 5: Solve for x
    x = 562,041.17/793.35
  6. Step 6: Final answer
    x = 708.44

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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.