Finding the Fourth Proportional to 301,864.44, 416,481.99 and 180,961.61
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Solution
The fourth proportional to 301,864.44, 416,481.99 and 180,961.61 is: 249,672.51
Step by Step Solution
- Step 1: Write the proportion equation
301,864.44 : 416,481.99 = 180,961.61 : x - Step 2: Convert to fraction form
301,864.44/416,481.99 = 180,961.61/x - Step 3: Cross multiply
301,864.44x = 416,481.99 × 180,961.61 - Step 4: Simplify right side
301,864.44x = 75,367,251,446.40 - Step 5: Solve for x
x = 75,367,251,446.40/301,864.44 - Step 6: Final answer
x = 249,672.51
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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.