Finding the Fourth Proportional to 334,431.26, 501,645.50 and 121,149.23
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Solution
The fourth proportional to 334,431.26, 501,645.50 and 121,149.23 is: 181,723.33
Step by Step Solution
- Step 1: Write the proportion equation
334,431.26 : 501,645.50 = 121,149.23 : x - Step 2: Convert to fraction form
334,431.26/501,645.50 = 121,149.23/x - Step 3: Cross multiply
334,431.26x = 501,645.50 × 121,149.23 - Step 4: Simplify right side
334,431.26x = 60,773,962,943.99 - Step 5: Solve for x
x = 60,773,962,943.99/334,431.26 - Step 6: Final answer
x = 181,723.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.