Home / 846.03-1,268.10-481.13

Finding the Fourth Proportional to 846.03, 1,268.10 and 481.13

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Solution

The fourth proportional to 846.03, 1,268.10 and 481.13 is: 721.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    846.03 : 1,268.10 = 481.13 : x
  2. Step 2: Convert to fraction form
    846.03/1,268.10 = 481.13/x
  3. Step 3: Cross multiply
    846.03x = 1,268.10 × 481.13
  4. Step 4: Simplify right side
    846.03x = 610,114.61
  5. Step 5: Solve for x
    x = 610,114.61/846.03
  6. Step 6: Final answer
    x = 721.15

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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.