Finding the Fourth Proportional to 948,395.39, 1,307,249.28 and 741,303.09
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Solution
The fourth proportional to 948,395.39, 1,307,249.28 and 741,303.09 is: 1,021,797.39
Step by Step Solution
- Step 1: Write the proportion equation
948,395.39 : 1,307,249.28 = 741,303.09 : x - Step 2: Convert to fraction form
948,395.39/1,307,249.28 = 741,303.09/x - Step 3: Cross multiply
948,395.39x = 1,307,249.28 × 741,303.09 - Step 4: Simplify right side
948,395.39x = 969,067,930,664.28 - Step 5: Solve for x
x = 969,067,930,664.28/948,395.39 - Step 6: Final answer
x = 1,021,797.39
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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.