Finding the Fourth Proportional to 363,413.87, 501,506.09 and 202,268.96
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Solution
The fourth proportional to 363,413.87, 501,506.09 and 202,268.96 is: 279,128.35
Step by Step Solution
- Step 1: Write the proportion equation
363,413.87 : 501,506.09 = 202,268.96 : x - Step 2: Convert to fraction form
363,413.87/501,506.09 = 202,268.96/x - Step 3: Cross multiply
363,413.87x = 501,506.09 × 202,268.96 - Step 4: Simplify right side
363,413.87x = 101,439,116,258.90 - Step 5: Solve for x
x = 101,439,116,258.90/363,413.87 - Step 6: Final answer
x = 279,128.35
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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.