Finding the Fourth Proportional to 590,694.26, 815,158.12 and 322,422.26
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Solution
The fourth proportional to 590,694.26, 815,158.12 and 322,422.26 is: 444,942.74
Step by Step Solution
- Step 1: Write the proportion equation
590,694.26 : 815,158.12 = 322,422.26 : x - Step 2: Convert to fraction form
590,694.26/815,158.12 = 322,422.26/x - Step 3: Cross multiply
590,694.26x = 815,158.12 × 322,422.26 - Step 4: Simplify right side
590,694.26x = 262,825,123,307.75 - Step 5: Solve for x
x = 262,825,123,307.75/590,694.26 - Step 6: Final answer
x = 444,942.74
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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.