Home / 751,070.88-1,126,608.48-190,104.84

Finding the Fourth Proportional to 751,070.88, 1,126,608.48 and 190,104.84

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Solution

The fourth proportional to 751,070.88, 1,126,608.48 and 190,104.84 is: 285,157.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,070.88 : 1,126,608.48 = 190,104.84 : x
  2. Step 2: Convert to fraction form
    751,070.88/1,126,608.48 = 190,104.84/x
  3. Step 3: Cross multiply
    751,070.88x = 1,126,608.48 × 190,104.84
  4. Step 4: Simplify right side
    751,070.88x = 214,173,724,833.04
  5. Step 5: Solve for x
    x = 214,173,724,833.04/751,070.88
  6. Step 6: Final answer
    x = 285,157.81

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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.