Home / 850.16-1,173.48-496.28

Finding the Fourth Proportional to 850.16, 1,173.48 and 496.28

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Solution

The fourth proportional to 850.16, 1,173.48 and 496.28 is: 685.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    850.16 : 1,173.48 = 496.28 : x
  2. Step 2: Convert to fraction form
    850.16/1,173.48 = 496.28/x
  3. Step 3: Cross multiply
    850.16x = 1,173.48 × 496.28
  4. Step 4: Simplify right side
    850.16x = 582,374.65
  5. Step 5: Solve for x
    x = 582,374.65/850.16
  6. Step 6: Final answer
    x = 685.02

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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.