Finding the Fourth Proportional to 448,078.58, 618,342.75 and 244,137.99
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Solution
The fourth proportional to 448,078.58, 618,342.75 and 244,137.99 is: 336,907.33
Step by Step Solution
- Step 1: Write the proportion equation
448,078.58 : 618,342.75 = 244,137.99 : x - Step 2: Convert to fraction form
448,078.58/618,342.75 = 244,137.99/x - Step 3: Cross multiply
448,078.58x = 618,342.75 × 244,137.99 - Step 4: Simplify right side
448,078.58x = 150,960,956,116.07 - Step 5: Solve for x
x = 150,960,956,116.07/448,078.58 - Step 6: Final answer
x = 336,907.33
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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.