Finding the Fourth Proportional to 219,809.98, 327,739.66 and 201,043.19
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Solution
The fourth proportional to 219,809.98, 327,739.66 and 201,043.19 is: 299,758.12
Step by Step Solution
- Step 1: Write the proportion equation
219,809.98 : 327,739.66 = 201,043.19 : x - Step 2: Convert to fraction form
219,809.98/327,739.66 = 201,043.19/x - Step 3: Cross multiply
219,809.98x = 327,739.66 × 201,043.19 - Step 4: Simplify right side
219,809.98x = 65,889,826,735.92 - Step 5: Solve for x
x = 65,889,826,735.92/219,809.98 - Step 6: Final answer
x = 299,758.12
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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.