Finding the Fourth Proportional to 881,450.73, 1,322,139.14 and 282,398.62
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Solution
The fourth proportional to 881,450.73, 1,322,139.14 and 282,398.62 is: 423,586.09
Step by Step Solution
- Step 1: Write the proportion equation
881,450.73 : 1,322,139.14 = 282,398.62 : x - Step 2: Convert to fraction form
881,450.73/1,322,139.14 = 282,398.62/x - Step 3: Cross multiply
881,450.73x = 1,322,139.14 × 282,398.62 - Step 4: Simplify right side
881,450.73x = 373,370,268,583.99 - Step 5: Solve for x
x = 373,370,268,583.99/881,450.73 - Step 6: Final answer
x = 423,586.09
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1.5x scale
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.