Home / 855,717.44-1,284,221.80-585,199.22

Finding the Fourth Proportional to 855,717.44, 1,284,221.80 and 585,199.22

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Solution

The fourth proportional to 855,717.44, 1,284,221.80 and 585,199.22 is: 878,240.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,717.44 : 1,284,221.80 = 585,199.22 : x
  2. Step 2: Convert to fraction form
    855,717.44/1,284,221.80 = 585,199.22/x
  3. Step 3: Cross multiply
    855,717.44x = 1,284,221.80 × 585,199.22
  4. Step 4: Simplify right side
    855,717.44x = 751,525,595,667.00
  5. Step 5: Solve for x
    x = 751,525,595,667.00/855,717.44
  6. Step 6: Final answer
    x = 878,240.36

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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.