Finding the Fourth Proportional to 959,975.09, 1,324,740.31 and 530,245.99
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Solution
The fourth proportional to 959,975.09, 1,324,740.31 and 530,245.99 is: 731,725.48
Step by Step Solution
- Step 1: Write the proportion equation
959,975.09 : 1,324,740.31 = 530,245.99 : x - Step 2: Convert to fraction form
959,975.09/1,324,740.31 = 530,245.99/x - Step 3: Cross multiply
959,975.09x = 1,324,740.31 × 530,245.99 - Step 4: Simplify right side
959,975.09x = 702,438,232,531.39 - Step 5: Solve for x
x = 702,438,232,531.39/959,975.09 - Step 6: Final answer
x = 731,725.48
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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.