Finding the Fourth Proportional to 913,745.36, 1,370,452.92 and 248,741.84
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Solution
The fourth proportional to 913,745.36, 1,370,452.92 and 248,741.84 is: 373,067.81
Step by Step Solution
- Step 1: Write the proportion equation
913,745.36 : 1,370,452.92 = 248,741.84 : x - Step 2: Convert to fraction form
913,745.36/1,370,452.92 = 248,741.84/x - Step 3: Cross multiply
913,745.36x = 1,370,452.92 × 248,741.84 - Step 4: Simplify right side
913,745.36x = 340,888,980,954.17 - Step 5: Solve for x
x = 340,888,980,954.17/913,745.36 - Step 6: Final answer
x = 373,067.81
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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.