Finding the Fourth Proportional to 612,229.26, 918,353.22 and 233,170.96
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Solution
The fourth proportional to 612,229.26, 918,353.22 and 233,170.96 is: 349,759.99
Step by Step Solution
- Step 1: Write the proportion equation
612,229.26 : 918,353.22 = 233,170.96 : x - Step 2: Convert to fraction form
612,229.26/918,353.22 = 233,170.96/x - Step 3: Cross multiply
612,229.26x = 918,353.22 × 233,170.96 - Step 4: Simplify right side
612,229.26x = 214,133,301,926.49 - Step 5: Solve for x
x = 214,133,301,926.49/612,229.26 - Step 6: Final answer
x = 349,759.99
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1.5x scale
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.