Finding the Fourth Proportional to 408,275.08, 612,413.99 and 123,968.04
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Solution
The fourth proportional to 408,275.08, 612,413.99 and 123,968.04 is: 185,952.48
Step by Step Solution
- Step 1: Write the proportion equation
408,275.08 : 612,413.99 = 123,968.04 : x - Step 2: Convert to fraction form
408,275.08/612,413.99 = 123,968.04/x - Step 3: Cross multiply
408,275.08x = 612,413.99 × 123,968.04 - Step 4: Simplify right side
408,275.08x = 75,919,765,073.27 - Step 5: Solve for x
x = 75,919,765,073.27/408,275.08 - Step 6: Final answer
x = 185,952.48
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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.