Finding the Fourth Proportional to 406,230.12, 560,596.14 and 227,382.12
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Solution
The fourth proportional to 406,230.12, 560,596.14 and 227,382.12 is: 313,786.53
Step by Step Solution
- Step 1: Write the proportion equation
406,230.12 : 560,596.14 = 227,382.12 : x - Step 2: Convert to fraction form
406,230.12/560,596.14 = 227,382.12/x - Step 3: Cross multiply
406,230.12x = 560,596.14 × 227,382.12 - Step 4: Simplify right side
406,230.12x = 127,469,538,777.02 - Step 5: Solve for x
x = 127,469,538,777.02/406,230.12 - Step 6: Final answer
x = 313,786.53
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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.