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Finding the Fourth Proportional to 793.04, 1,191.18 and 695.84

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Solution

The fourth proportional to 793.04, 1,191.18 and 695.84 is: 1,045.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    793.04 : 1,191.18 = 695.84 : x
  2. Step 2: Convert to fraction form
    793.04/1,191.18 = 695.84/x
  3. Step 3: Cross multiply
    793.04x = 1,191.18 × 695.84
  4. Step 4: Simplify right side
    793.04x = 828,870.69
  5. Step 5: Solve for x
    x = 828,870.69/793.04
  6. Step 6: Final answer
    x = 1,045.18

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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.