Finding the Fourth Proportional to 802,119.70, 1,203,135.27 and 269,585.74
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Solution
The fourth proportional to 802,119.70, 1,203,135.27 and 269,585.74 is: 404,363.73
Step by Step Solution
- Step 1: Write the proportion equation
802,119.70 : 1,203,135.27 = 269,585.74 : x - Step 2: Convert to fraction form
802,119.70/1,203,135.27 = 269,585.74/x - Step 3: Cross multiply
802,119.70x = 1,203,135.27 × 269,585.74 - Step 4: Simplify right side
802,119.70x = 324,348,112,083.05 - Step 5: Solve for x
x = 324,348,112,083.05/802,119.70 - Step 6: Final answer
x = 404,363.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.