Home / 751,268.92-1,126,944.42-190,308.28

Finding the Fourth Proportional to 751,268.92, 1,126,944.42 and 190,308.28

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Solution

The fourth proportional to 751,268.92, 1,126,944.42 and 190,308.28 is: 285,472.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,268.92 : 1,126,944.42 = 190,308.28 : x
  2. Step 2: Convert to fraction form
    751,268.92/1,126,944.42 = 190,308.28/x
  3. Step 3: Cross multiply
    751,268.92x = 1,126,944.42 × 190,308.28
  4. Step 4: Simplify right side
    751,268.92x = 214,466,854,225.80
  5. Step 5: Solve for x
    x = 214,466,854,225.80/751,268.92
  6. Step 6: Final answer
    x = 285,472.82

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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.