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Finding the Fourth Proportional to 793.46, 1,094.38 and 703.82

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Solution

The fourth proportional to 793.46, 1,094.38 and 703.82 is: 970.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    793.46 : 1,094.38 = 703.82 : x
  2. Step 2: Convert to fraction form
    793.46/1,094.38 = 703.82/x
  3. Step 3: Cross multiply
    793.46x = 1,094.38 × 703.82
  4. Step 4: Simplify right side
    793.46x = 770,247.51
  5. Step 5: Solve for x
    x = 770,247.51/793.46
  6. Step 6: Final answer
    x = 970.74

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Double scale
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1.5x scale

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.