Finding the Fourth Proportional to 296,896.56, 409,715.76 and 160,930
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Solution
The fourth proportional to 296,896.56, 409,715.76 and 160,930 is: 222,082.59
Step by Step Solution
- Step 1: Write the proportion equation
296,896.56 : 409,715.76 = 160,930 : x - Step 2: Convert to fraction form
296,896.56/409,715.76 = 160,930/x - Step 3: Cross multiply
296,896.56x = 409,715.76 × 160,930 - Step 4: Simplify right side
296,896.56x = 65,935,557,256.80 - Step 5: Solve for x
x = 65,935,557,256.80/296,896.56 - Step 6: Final answer
x = 222,082.59
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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.