Finding the Fourth Proportional to 295,616.10, 443,424.15 and 201,137.70
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Solution
The fourth proportional to 295,616.10, 443,424.15 and 201,137.70 is: 301,706.55
Step by Step Solution
- Step 1: Write the proportion equation
295,616.10 : 443,424.15 = 201,137.70 : x - Step 2: Convert to fraction form
295,616.10/443,424.15 = 201,137.70/x - Step 3: Cross multiply
295,616.10x = 443,424.15 × 201,137.70 - Step 4: Simplify right side
295,616.10x = 89,189,313,655.46 - Step 5: Solve for x
x = 89,189,313,655.46/295,616.10 - Step 6: Final answer
x = 301,706.55
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1.5x scale
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.