Finding the Fourth Proportional to 241,431.20, 362,211.60 and 215,316.80
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Solution
The fourth proportional to 241,431.20, 362,211.60 and 215,316.80 is: 323,032.99
Step by Step Solution
- Step 1: Write the proportion equation
241,431.20 : 362,211.60 = 215,316.80 : x - Step 2: Convert to fraction form
241,431.20/362,211.60 = 215,316.80/x - Step 3: Cross multiply
241,431.20x = 362,211.60 × 215,316.80 - Step 4: Simplify right side
241,431.20x = 77,990,242,634.88 - Step 5: Solve for x
x = 77,990,242,634.88/241,431.20 - Step 6: Final answer
x = 323,032.99
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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.