Finding the Fourth Proportional to 296,207.79, 408,768.78 and 181,486.68
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Solution
The fourth proportional to 296,207.79, 408,768.78 and 181,486.68 is: 250,452.86
Step by Step Solution
- Step 1: Write the proportion equation
296,207.79 : 408,768.78 = 181,486.68 : x - Step 2: Convert to fraction form
296,207.79/408,768.78 = 181,486.68/x - Step 3: Cross multiply
296,207.79x = 408,768.78 × 181,486.68 - Step 4: Simplify right side
296,207.79x = 74,186,088,769.85 - Step 5: Solve for x
x = 74,186,088,769.85/296,207.79 - Step 6: Final answer
x = 250,452.86
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.