Home / 751,165.92-1,126,750.80-190,200.48

Finding the Fourth Proportional to 751,165.92, 1,126,750.80 and 190,200.48

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Solution

The fourth proportional to 751,165.92, 1,126,750.80 and 190,200.48 is: 285,301.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,165.92 : 1,126,750.80 = 190,200.48 : x
  2. Step 2: Convert to fraction form
    751,165.92/1,126,750.80 = 190,200.48/x
  3. Step 3: Cross multiply
    751,165.92x = 1,126,750.80 × 190,200.48
  4. Step 4: Simplify right side
    751,165.92x = 214,308,543,000.38
  5. Step 5: Solve for x
    x = 214,308,543,000.38/751,165.92
  6. Step 6: Final answer
    x = 285,301.21

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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.