Finding the Fourth Proportional to 273,790.68, 409,686.86 and 161,524.68
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Solution
The fourth proportional to 273,790.68, 409,686.86 and 161,524.68 is: 241,697.56
Step by Step Solution
- Step 1: Write the proportion equation
273,790.68 : 409,686.86 = 161,524.68 : x - Step 2: Convert to fraction form
273,790.68/409,686.86 = 161,524.68/x - Step 3: Cross multiply
273,790.68x = 409,686.86 × 161,524.68 - Step 4: Simplify right side
273,790.68x = 66,174,538,961.70 - Step 5: Solve for x
x = 66,174,538,961.70/273,790.68 - Step 6: Final answer
x = 241,697.56
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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.