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Finding the Fourth Proportional to 793.99, 1,095.49 and 514.24

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Solution

The fourth proportional to 793.99, 1,095.49 and 514.24 is: 709.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    793.99 : 1,095.49 = 514.24 : x
  2. Step 2: Convert to fraction form
    793.99/1,095.49 = 514.24/x
  3. Step 3: Cross multiply
    793.99x = 1,095.49 × 514.24
  4. Step 4: Simplify right side
    793.99x = 563,344.78
  5. Step 5: Solve for x
    x = 563,344.78/793.99
  6. Step 6: Final answer
    x = 709.51

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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.