Finding the Fourth Proportional to 219,808.98, 327,738.17 and 201,042.19
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Solution
The fourth proportional to 219,808.98, 327,738.17 and 201,042.19 is: 299,756.63
Step by Step Solution
- Step 1: Write the proportion equation
219,808.98 : 327,738.17 = 201,042.19 : x - Step 2: Convert to fraction form
219,808.98/327,738.17 = 201,042.19/x - Step 3: Cross multiply
219,808.98x = 327,738.17 × 201,042.19 - Step 4: Simplify right side
219,808.98x = 65,889,199,443.39 - Step 5: Solve for x
x = 65,889,199,443.39/219,808.98 - Step 6: Final answer
x = 299,756.63
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.