Finding the Fourth Proportional to 959,531.09, 1,324,230.81 and 551,765.48
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Solution
The fourth proportional to 959,531.09, 1,324,230.81 and 551,765.48 is: 761,481.16
Step by Step Solution
- Step 1: Write the proportion equation
959,531.09 : 1,324,230.81 = 551,765.48 : x - Step 2: Convert to fraction form
959,531.09/1,324,230.81 = 551,765.48/x - Step 3: Cross multiply
959,531.09x = 1,324,230.81 × 551,765.48 - Step 4: Simplify right side
959,531.09x = 730,664,848,510.44 - Step 5: Solve for x
x = 730,664,848,510.44/959,531.09 - Step 6: Final answer
x = 761,481.16
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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.