Finding the Fourth Proportional to 270,007.94, 372,613.84 and 149,152.44
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Solution
The fourth proportional to 270,007.94, 372,613.84 and 149,152.44 is: 205,831.96
Step by Step Solution
- Step 1: Write the proportion equation
270,007.94 : 372,613.84 = 149,152.44 : x - Step 2: Convert to fraction form
270,007.94/372,613.84 = 149,152.44/x - Step 3: Cross multiply
270,007.94x = 372,613.84 × 149,152.44 - Step 4: Simplify right side
270,007.94x = 55,576,263,413.77 - Step 5: Solve for x
x = 55,576,263,413.77/270,007.94 - Step 6: Final answer
x = 205,831.96
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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.