Finding the Fourth Proportional to 528,040.08, 791,995.80 and 154,063.44
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Solution
The fourth proportional to 528,040.08, 791,995.80 and 154,063.44 is: 231,076.39
Step by Step Solution
- Step 1: Write the proportion equation
528,040.08 : 791,995.80 = 154,063.44 : x - Step 2: Convert to fraction form
528,040.08/791,995.80 = 154,063.44/x - Step 3: Cross multiply
528,040.08x = 791,995.80 × 154,063.44 - Step 4: Simplify right side
528,040.08x = 122,017,597,413.55 - Step 5: Solve for x
x = 122,017,597,413.55/528,040.08 - Step 6: Final answer
x = 231,076.39
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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.