Home / 751,172.43-1,126,810.64-301,893.68

Finding the Fourth Proportional to 751,172.43, 1,126,810.64 and 301,893.68

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Solution

The fourth proportional to 751,172.43, 1,126,810.64 and 301,893.68 is: 452,861.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,172.43 : 1,126,810.64 = 301,893.68 : x
  2. Step 2: Convert to fraction form
    751,172.43/1,126,810.64 = 301,893.68/x
  3. Step 3: Cross multiply
    751,172.43x = 1,126,810.64 × 301,893.68
  4. Step 4: Simplify right side
    751,172.43x = 340,177,014,344.52
  5. Step 5: Solve for x
    x = 340,177,014,344.52/751,172.43
  6. Step 6: Final answer
    x = 452,861.42

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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.