Finding the Fourth Proportional to 227,943.70, 341,915.55 and 201,699.70
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Solution
The fourth proportional to 227,943.70, 341,915.55 and 201,699.70 is: 302,549.55
Step by Step Solution
- Step 1: Write the proportion equation
227,943.70 : 341,915.55 = 201,699.70 : x - Step 2: Convert to fraction form
227,943.70/341,915.55 = 201,699.70/x - Step 3: Cross multiply
227,943.70x = 341,915.55 × 201,699.70 - Step 4: Simplify right side
227,943.70x = 68,964,263,860.34 - Step 5: Solve for x
x = 68,964,263,860.34/227,943.70 - Step 6: Final answer
x = 302,549.55
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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.