Finding the Fourth Proportional to 453,879.26, 626,328.56 and 249,891.44
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Solution
The fourth proportional to 453,879.26, 626,328.56 and 249,891.44 is: 344,836.52
Step by Step Solution
- Step 1: Write the proportion equation
453,879.26 : 626,328.56 = 249,891.44 : x - Step 2: Convert to fraction form
453,879.26/626,328.56 = 249,891.44/x - Step 3: Cross multiply
453,879.26x = 626,328.56 × 249,891.44 - Step 4: Simplify right side
453,879.26x = 156,514,141,390.43 - Step 5: Solve for x
x = 156,514,141,390.43/453,879.26 - Step 6: Final answer
x = 344,836.52
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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.