Finding the Fourth Proportional to 590,680.26, 815,138.76 and 322,408.26
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Solution
The fourth proportional to 590,680.26, 815,138.76 and 322,408.26 is: 444,923.40
Step by Step Solution
- Step 1: Write the proportion equation
590,680.26 : 815,138.76 = 322,408.26 : x - Step 2: Convert to fraction form
590,680.26/815,138.76 = 322,408.26/x - Step 3: Cross multiply
590,680.26x = 815,138.76 × 322,408.26 - Step 4: Simplify right side
590,680.26x = 262,807,469,270.16 - Step 5: Solve for x
x = 262,807,469,270.16/590,680.26 - Step 6: Final answer
x = 444,923.40
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1.5x scale
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.