Home / 751,906.56-1,127,926.08-212,167.56

Finding the Fourth Proportional to 751,906.56, 1,127,926.08 and 212,167.56

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Solution

The fourth proportional to 751,906.56, 1,127,926.08 and 212,167.56 is: 318,270.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,906.56 : 1,127,926.08 = 212,167.56 : x
  2. Step 2: Convert to fraction form
    751,906.56/1,127,926.08 = 212,167.56/x
  3. Step 3: Cross multiply
    751,906.56x = 1,127,926.08 × 212,167.56
  4. Step 4: Simplify right side
    751,906.56x = 239,309,324,253.97
  5. Step 5: Solve for x
    x = 239,309,324,253.97/751,906.56
  6. Step 6: Final answer
    x = 318,270.03

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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.