Finding the Fourth Proportional to 265,578.26, 366,488.70 and 149,288.18
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Solution
The fourth proportional to 265,578.26, 366,488.70 and 149,288.18 is: 206,012.46
Step by Step Solution
- Step 1: Write the proportion equation
265,578.26 : 366,488.70 = 149,288.18 : x - Step 2: Convert to fraction form
265,578.26/366,488.70 = 149,288.18/x - Step 3: Cross multiply
265,578.26x = 366,488.70 × 149,288.18 - Step 4: Simplify right side
265,578.26x = 54,712,431,013.57 - Step 5: Solve for x
x = 54,712,431,013.57/265,578.26 - Step 6: Final answer
x = 206,012.46
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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.