Home / 1,483.03-2,224.53-443.02

Finding the Fourth Proportional to 1,483.03, 2,224.53 and 443.02

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Solution

The fourth proportional to 1,483.03, 2,224.53 and 443.02 is: 664.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483.03 : 2,224.53 = 443.02 : x
  2. Step 2: Convert to fraction form
    1,483.03/2,224.53 = 443.02/x
  3. Step 3: Cross multiply
    1,483.03x = 2,224.53 × 443.02
  4. Step 4: Simplify right side
    1,483.03x = 985,511.28
  5. Step 5: Solve for x
    x = 985,511.28/1,483.03
  6. Step 6: Final answer
    x = 664.53

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Double scale
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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.