Finding the Fourth Proportional to 723,148.88, 1,084,734.26 and 273,749.09
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Solution
The fourth proportional to 723,148.88, 1,084,734.26 and 273,749.09 is: 410,627.77
Step by Step Solution
- Step 1: Write the proportion equation
723,148.88 : 1,084,734.26 = 273,749.09 : x - Step 2: Convert to fraction form
723,148.88/1,084,734.26 = 273,749.09/x - Step 3: Cross multiply
723,148.88x = 1,084,734.26 × 273,749.09 - Step 4: Simplify right side
723,148.88x = 296,945,009,774.41 - Step 5: Solve for x
x = 296,945,009,774.41/723,148.88 - Step 6: Final answer
x = 410,627.77
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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.