Home / 751,696.77-1,127,711.01-219,259.47

Finding the Fourth Proportional to 751,696.77, 1,127,711.01 and 219,259.47

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Solution

The fourth proportional to 751,696.77, 1,127,711.01 and 219,259.47 is: 328,937.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,696.77 : 1,127,711.01 = 219,259.47 : x
  2. Step 2: Convert to fraction form
    751,696.77/1,127,711.01 = 219,259.47/x
  3. Step 3: Cross multiply
    751,696.77x = 1,127,711.01 × 219,259.47
  4. Step 4: Simplify right side
    751,696.77x = 247,261,322,183.57
  5. Step 5: Solve for x
    x = 247,261,322,183.57/751,696.77
  6. Step 6: Final answer
    x = 328,937.59

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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.