Finding the Fourth Proportional to 356,350.93, 491,370.21 and 227,084.63
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Solution
The fourth proportional to 356,350.93, 491,370.21 and 227,084.63 is: 313,125.66
Step by Step Solution
- Step 1: Write the proportion equation
356,350.93 : 491,370.21 = 227,084.63 : x - Step 2: Convert to fraction form
356,350.93/491,370.21 = 227,084.63/x - Step 3: Cross multiply
356,350.93x = 491,370.21 × 227,084.63 - Step 4: Simplify right side
356,350.93x = 111,582,619,874.02 - Step 5: Solve for x
x = 111,582,619,874.02/356,350.93 - Step 6: Final answer
x = 313,125.66
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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.