Home / 751,837.96-1,127,795.10-219,399.40

Finding the Fourth Proportional to 751,837.96, 1,127,795.10 and 219,399.40

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Solution

The fourth proportional to 751,837.96, 1,127,795.10 and 219,399.40 is: 329,110.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,837.96 : 1,127,795.10 = 219,399.40 : x
  2. Step 2: Convert to fraction form
    751,837.96/1,127,795.10 = 219,399.40/x
  3. Step 3: Cross multiply
    751,837.96x = 1,127,795.10 × 219,399.40
  4. Step 4: Simplify right side
    751,837.96x = 247,437,568,262.94
  5. Step 5: Solve for x
    x = 247,437,568,262.94/751,837.96
  6. Step 6: Final answer
    x = 329,110.24

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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.