Finding the Fourth Proportional to 591,674.08, 816,515.76 and 337,021.60
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Solution
The fourth proportional to 591,674.08, 816,515.76 and 337,021.60 is: 465,092.96
Step by Step Solution
- Step 1: Write the proportion equation
591,674.08 : 816,515.76 = 337,021.60 : x - Step 2: Convert to fraction form
591,674.08/816,515.76 = 337,021.60/x - Step 3: Cross multiply
591,674.08x = 816,515.76 × 337,021.60 - Step 4: Simplify right side
591,674.08x = 275,183,447,860.42 - Step 5: Solve for x
x = 275,183,447,860.42/591,674.08 - Step 6: Final answer
x = 465,092.96
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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.