Finding the Fourth Proportional to 440,771.96, 608,515.18 and 337,211.40
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Solution
The fourth proportional to 440,771.96, 608,515.18 and 337,211.40 is: 465,542.90
Step by Step Solution
- Step 1: Write the proportion equation
440,771.96 : 608,515.18 = 337,211.40 : x - Step 2: Convert to fraction form
440,771.96/608,515.18 = 337,211.40/x - Step 3: Cross multiply
440,771.96x = 608,515.18 × 337,211.40 - Step 4: Simplify right side
440,771.96x = 205,198,255,769.05 - Step 5: Solve for x
x = 205,198,255,769.05/440,771.96 - Step 6: Final answer
x = 465,542.90
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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.