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Finding the Fourth Proportional to 793.17, 1,095.57 and 700.25

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Solution

The fourth proportional to 793.17, 1,095.57 and 700.25 is: 967.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    793.17 : 1,095.57 = 700.25 : x
  2. Step 2: Convert to fraction form
    793.17/1,095.57 = 700.25/x
  3. Step 3: Cross multiply
    793.17x = 1,095.57 × 700.25
  4. Step 4: Simplify right side
    793.17x = 767,167.41
  5. Step 5: Solve for x
    x = 767,167.41/793.17
  6. Step 6: Final answer
    x = 967.22

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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.