Finding the Fourth Proportional to 273,789.68, 409,685.36 and 161,523.68
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Solution
The fourth proportional to 273,789.68, 409,685.36 and 161,523.68 is: 241,696.06
Step by Step Solution
- Step 1: Write the proportion equation
273,789.68 : 409,685.36 = 161,523.68 : x - Step 2: Convert to fraction form
273,789.68/409,685.36 = 161,523.68/x - Step 3: Cross multiply
273,789.68x = 409,685.36 × 161,523.68 - Step 4: Simplify right side
273,789.68x = 66,173,886,989.32 - Step 5: Solve for x
x = 66,173,886,989.32/273,789.68 - Step 6: Final answer
x = 241,696.06
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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.