Finding the Fourth Proportional to 649,413.55, 896,218.38 and 362,933.63
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Solution
The fourth proportional to 649,413.55, 896,218.38 and 362,933.63 is: 500,863.88
Step by Step Solution
- Step 1: Write the proportion equation
649,413.55 : 896,218.38 = 362,933.63 : x - Step 2: Convert to fraction form
649,413.55/896,218.38 = 362,933.63/x - Step 3: Cross multiply
649,413.55x = 896,218.38 × 362,933.63 - Step 4: Simplify right side
649,413.55x = 325,267,789,926.12 - Step 5: Solve for x
x = 325,267,789,926.12/649,413.55 - Step 6: Final answer
x = 500,863.88
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1.5x scale
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.