Finding the Fourth Proportional to 943,251.48, 1,299,207.60 and 725,042.88
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Solution
The fourth proportional to 943,251.48, 1,299,207.60 and 725,042.88 is: 998,653.32
Step by Step Solution
- Step 1: Write the proportion equation
943,251.48 : 1,299,207.60 = 725,042.88 : x - Step 2: Convert to fraction form
943,251.48/1,299,207.60 = 725,042.88/x - Step 3: Cross multiply
943,251.48x = 1,299,207.60 × 725,042.88 - Step 4: Simplify right side
943,251.48x = 941,981,220,021.89 - Step 5: Solve for x
x = 941,981,220,021.89/943,251.48 - Step 6: Final answer
x = 998,653.32
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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.