Finding the Fourth Proportional to 511,766.97, 706,236.36 and 282,338.52
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Solution
The fourth proportional to 511,766.97, 706,236.36 and 282,338.52 is: 389,626.02
Step by Step Solution
- Step 1: Write the proportion equation
511,766.97 : 706,236.36 = 282,338.52 : x - Step 2: Convert to fraction form
511,766.97/706,236.36 = 282,338.52/x - Step 3: Cross multiply
511,766.97x = 706,236.36 × 282,338.52 - Step 4: Simplify right side
511,766.97x = 199,397,728,652.59 - Step 5: Solve for x
x = 199,397,728,652.59/511,766.97 - Step 6: Final answer
x = 389,626.02
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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.