Finding the Fourth Proportional to 723,149.88, 1,084,735.76 and 273,750.09
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Solution
The fourth proportional to 723,149.88, 1,084,735.76 and 273,750.09 is: 410,629.28
Step by Step Solution
- Step 1: Write the proportion equation
723,149.88 : 1,084,735.76 = 273,750.09 : x - Step 2: Convert to fraction form
723,149.88/1,084,735.76 = 273,750.09/x - Step 3: Cross multiply
723,149.88x = 1,084,735.76 × 273,750.09 - Step 4: Simplify right side
723,149.88x = 296,946,511,926.22 - Step 5: Solve for x
x = 296,946,511,926.22/723,149.88 - Step 6: Final answer
x = 410,629.28
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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.