Finding the Fourth Proportional to 450,907.75, 622,272.26 and 249,703.75
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Solution
The fourth proportional to 450,907.75, 622,272.26 and 249,703.75 is: 344,602.01
Step by Step Solution
- Step 1: Write the proportion equation
450,907.75 : 622,272.26 = 249,703.75 : x - Step 2: Convert to fraction form
450,907.75/622,272.26 = 249,703.75/x - Step 3: Cross multiply
450,907.75x = 622,272.26 × 249,703.75 - Step 4: Simplify right side
450,907.75x = 155,383,716,842.98 - Step 5: Solve for x
x = 155,383,716,842.98/450,907.75 - Step 6: Final answer
x = 344,602.01
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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.