Finding the Fourth Proportional to 217,439.08, 325,843.84 and 149,901.79
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Solution
The fourth proportional to 217,439.08, 325,843.84 and 149,901.79 is: 224,635.67
Step by Step Solution
- Step 1: Write the proportion equation
217,439.08 : 325,843.84 = 149,901.79 : x - Step 2: Convert to fraction form
217,439.08/325,843.84 = 149,901.79/x - Step 3: Cross multiply
217,439.08x = 325,843.84 × 149,901.79 - Step 4: Simplify right side
217,439.08x = 48,844,572,497.75 - Step 5: Solve for x
x = 48,844,572,497.75/217,439.08 - Step 6: Final answer
x = 224,635.67
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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.