Home / 751,083.72-1,126,626.41-190,118.22

Finding the Fourth Proportional to 751,083.72, 1,126,626.41 and 190,118.22

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Solution

The fourth proportional to 751,083.72, 1,126,626.41 and 190,118.22 is: 285,177.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,083.72 : 1,126,626.41 = 190,118.22 : x
  2. Step 2: Convert to fraction form
    751,083.72/1,126,626.41 = 190,118.22/x
  3. Step 3: Cross multiply
    751,083.72x = 1,126,626.41 × 190,118.22
  4. Step 4: Simplify right side
    751,083.72x = 214,192,207,674.19
  5. Step 5: Solve for x
    x = 214,192,207,674.19/751,083.72
  6. Step 6: Final answer
    x = 285,177.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.