Finding the Fourth Proportional to 590,679.26, 815,137.38 and 322,407.26
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Solution
The fourth proportional to 590,679.26, 815,137.38 and 322,407.26 is: 444,922.02
Step by Step Solution
- Step 1: Write the proportion equation
590,679.26 : 815,137.38 = 322,407.26 : x - Step 2: Convert to fraction form
590,679.26/815,137.38 = 322,407.26/x - Step 3: Cross multiply
590,679.26x = 815,137.38 × 322,407.26 - Step 4: Simplify right side
590,679.26x = 262,806,209,209.38 - Step 5: Solve for x
x = 262,806,209,209.38/590,679.26 - Step 6: Final answer
x = 444,922.02
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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.