Finding the Fourth Proportional to 866,608.26, 1,299,649.94 and 235,440.06
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Solution
The fourth proportional to 866,608.26, 1,299,649.94 and 235,440.06 is: 353,088.79
Step by Step Solution
- Step 1: Write the proportion equation
866,608.26 : 1,299,649.94 = 235,440.06 : x - Step 2: Convert to fraction form
866,608.26/1,299,649.94 = 235,440.06/x - Step 3: Cross multiply
866,608.26x = 1,299,649.94 × 235,440.06 - Step 4: Simplify right side
866,608.26x = 305,989,659,852.60 - Step 5: Solve for x
x = 305,989,659,852.60/866,608.26 - Step 6: Final answer
x = 353,088.79
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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.