Finding the Fourth Proportional to 497,413.44, 686,410.56 and 271,054.08
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Solution
The fourth proportional to 497,413.44, 686,410.56 and 271,054.08 is: 374,043.74
Step by Step Solution
- Step 1: Write the proportion equation
497,413.44 : 686,410.56 = 271,054.08 : x - Step 2: Convert to fraction form
497,413.44/686,410.56 = 271,054.08/x - Step 3: Cross multiply
497,413.44x = 686,410.56 × 271,054.08 - Step 4: Simplify right side
497,413.44x = 186,054,382,843.09 - Step 5: Solve for x
x = 186,054,382,843.09/497,413.44 - Step 6: Final answer
x = 374,043.74
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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.