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Finding the Fourth Proportional to 793.45, 1,094.80 and 444.07

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Solution

The fourth proportional to 793.45, 1,094.80 and 444.07 is: 612.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    793.45 : 1,094.80 = 444.07 : x
  2. Step 2: Convert to fraction form
    793.45/1,094.80 = 444.07/x
  3. Step 3: Cross multiply
    793.45x = 1,094.80 × 444.07
  4. Step 4: Simplify right side
    793.45x = 486,167.84
  5. Step 5: Solve for x
    x = 486,167.84/793.45
  6. Step 6: Final answer
    x = 612.73

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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.