Finding the Fourth Proportional to 271,745.85, 409,246.23 and 247,504.98
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Solution
The fourth proportional to 271,745.85, 409,246.23 and 247,504.98 is: 372,739.75
Step by Step Solution
- Step 1: Write the proportion equation
271,745.85 : 409,246.23 = 247,504.98 : x - Step 2: Convert to fraction form
271,745.85/409,246.23 = 247,504.98/x - Step 3: Cross multiply
271,745.85x = 409,246.23 × 247,504.98 - Step 4: Simplify right side
271,745.85x = 101,290,479,971.23 - Step 5: Solve for x
x = 101,290,479,971.23/271,745.85 - Step 6: Final answer
x = 372,739.75
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.