Finding the Fourth Proportional to 338,413.44, 467,011.26 and 187,510.44
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Solution
The fourth proportional to 338,413.44, 467,011.26 and 187,510.44 is: 258,764.80
Step by Step Solution
- Step 1: Write the proportion equation
338,413.44 : 467,011.26 = 187,510.44 : x - Step 2: Convert to fraction form
338,413.44/467,011.26 = 187,510.44/x - Step 3: Cross multiply
338,413.44x = 467,011.26 × 187,510.44 - Step 4: Simplify right side
338,413.44x = 87,569,486,847.55 - Step 5: Solve for x
x = 87,569,486,847.55/338,413.44 - Step 6: Final answer
x = 258,764.80
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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.