Finding the Fourth Proportional to 296,515.49, 409,189.66 and 160,546.63
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Solution
The fourth proportional to 296,515.49, 409,189.66 and 160,546.63 is: 221,553.42
Step by Step Solution
- Step 1: Write the proportion equation
296,515.49 : 409,189.66 = 160,546.63 : x - Step 2: Convert to fraction form
296,515.49/409,189.66 = 160,546.63/x - Step 3: Cross multiply
296,515.49x = 409,189.66 × 160,546.63 - Step 4: Simplify right side
296,515.49x = 65,694,020,286.74 - Step 5: Solve for x
x = 65,694,020,286.74/296,515.49 - Step 6: Final answer
x = 221,553.42
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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.