Home / 722,136.02-1,083,309.66-216,736.97

Finding the Fourth Proportional to 722,136.02, 1,083,309.66 and 216,736.97

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Solution

The fourth proportional to 722,136.02, 1,083,309.66 and 216,736.97 is: 325,137.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,136.02 : 1,083,309.66 = 216,736.97 : x
  2. Step 2: Convert to fraction form
    722,136.02/1,083,309.66 = 216,736.97/x
  3. Step 3: Cross multiply
    722,136.02x = 1,083,309.66 × 216,736.97
  4. Step 4: Simplify right side
    722,136.02x = 234,793,247,863.58
  5. Step 5: Solve for x
    x = 234,793,247,863.58/722,136.02
  6. Step 6: Final answer
    x = 325,137.15

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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.