Home / 850.35-1,173.54-496.18

Finding the Fourth Proportional to 850.35, 1,173.54 and 496.18

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Solution

The fourth proportional to 850.35, 1,173.54 and 496.18 is: 684.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    850.35 : 1,173.54 = 496.18 : x
  2. Step 2: Convert to fraction form
    850.35/1,173.54 = 496.18/x
  3. Step 3: Cross multiply
    850.35x = 1,173.54 × 496.18
  4. Step 4: Simplify right side
    850.35x = 582,281.01
  5. Step 5: Solve for x
    x = 582,281.01/850.35
  6. Step 6: Final answer
    x = 684.76

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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.