Home / 1,082.02-1,493.33-616.18

Finding the Fourth Proportional to 1,082.02, 1,493.33 and 616.18

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Solution

The fourth proportional to 1,082.02, 1,493.33 and 616.18 is: 850.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082.02 : 1,493.33 = 616.18 : x
  2. Step 2: Convert to fraction form
    1,082.02/1,493.33 = 616.18/x
  3. Step 3: Cross multiply
    1,082.02x = 1,493.33 × 616.18
  4. Step 4: Simplify right side
    1,082.02x = 920,160.08
  5. Step 5: Solve for x
    x = 920,160.08/1,082.02
  6. Step 6: Final answer
    x = 850.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.