Finding the Fourth Proportional to 734,706.86, 1,102,485.94 and 308,205
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Solution
The fourth proportional to 734,706.86, 1,102,485.94 and 308,205 is: 462,486.06
Step by Step Solution
- Step 1: Write the proportion equation
734,706.86 : 1,102,485.94 = 308,205 : x - Step 2: Convert to fraction form
734,706.86/1,102,485.94 = 308,205/x - Step 3: Cross multiply
734,706.86x = 1,102,485.94 × 308,205 - Step 4: Simplify right side
734,706.86x = 339,791,678,367.19 - Step 5: Solve for x
x = 339,791,678,367.19/734,706.86 - Step 6: Final answer
x = 462,486.06
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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.