Finding the Fourth Proportional to 740,413.68, 1,110,620.50 and 179,448.18
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Solution
The fourth proportional to 740,413.68, 1,110,620.50 and 179,448.18 is: 269,172.27
Step by Step Solution
- Step 1: Write the proportion equation
740,413.68 : 1,110,620.50 = 179,448.18 : x - Step 2: Convert to fraction form
740,413.68/1,110,620.50 = 179,448.18/x - Step 3: Cross multiply
740,413.68x = 1,110,620.50 × 179,448.18 - Step 4: Simplify right side
740,413.68x = 199,298,827,395.69 - Step 5: Solve for x
x = 199,298,827,395.69/740,413.68 - Step 6: Final answer
x = 269,172.27
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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.