Home / 682,224.36-1,023,339.02-208,907.80

Finding the Fourth Proportional to 682,224.36, 1,023,339.02 and 208,907.80

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Solution

The fourth proportional to 682,224.36, 1,023,339.02 and 208,907.80 is: 313,362.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,224.36 : 1,023,339.02 = 208,907.80 : x
  2. Step 2: Convert to fraction form
    682,224.36/1,023,339.02 = 208,907.80/x
  3. Step 3: Cross multiply
    682,224.36x = 1,023,339.02 × 208,907.80
  4. Step 4: Simplify right side
    682,224.36x = 213,783,503,322.36
  5. Step 5: Solve for x
    x = 213,783,503,322.36/682,224.36
  6. Step 6: Final answer
    x = 313,362.46

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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.