Finding the Fourth Proportional to 406,044.36, 560,212.40 and 236,245.68
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Solution
The fourth proportional to 406,044.36, 560,212.40 and 236,245.68 is: 325,944.09
Step by Step Solution
- Step 1: Write the proportion equation
406,044.36 : 560,212.40 = 236,245.68 : x - Step 2: Convert to fraction form
406,044.36/560,212.40 = 236,245.68/x - Step 3: Cross multiply
406,044.36x = 560,212.40 × 236,245.68 - Step 4: Simplify right side
406,044.36x = 132,347,759,382.43 - Step 5: Solve for x
x = 132,347,759,382.43/406,044.36 - Step 6: Final answer
x = 325,944.09
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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.