Finding the Fourth Proportional to 227,459.88, 341,189.82 and 221,239.08
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Solution
The fourth proportional to 227,459.88, 341,189.82 and 221,239.08 is: 331,858.62
Step by Step Solution
- Step 1: Write the proportion equation
227,459.88 : 341,189.82 = 221,239.08 : x - Step 2: Convert to fraction form
227,459.88/341,189.82 = 221,239.08/x - Step 3: Cross multiply
227,459.88x = 341,189.82 × 221,239.08 - Step 4: Simplify right side
227,459.88x = 75,484,521,882.17 - Step 5: Solve for x
x = 75,484,521,882.17/227,459.88 - Step 6: Final answer
x = 331,858.62
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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.