Finding the Fourth Proportional to 227,455.64, 313,832.36 and 149,922.70
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Solution
The fourth proportional to 227,455.64, 313,832.36 and 149,922.70 is: 206,856.12
Step by Step Solution
- Step 1: Write the proportion equation
227,455.64 : 313,832.36 = 149,922.70 : x - Step 2: Convert to fraction form
227,455.64/313,832.36 = 149,922.70/x - Step 3: Cross multiply
227,455.64x = 313,832.36 × 149,922.70 - Step 4: Simplify right side
227,455.64x = 47,050,592,439.80 - Step 5: Solve for x
x = 47,050,592,439.80/227,455.64 - Step 6: Final answer
x = 206,856.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.