Finding the Fourth Proportional to 633,043.88, 949,575.94 and 206,578.08
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Solution
The fourth proportional to 633,043.88, 949,575.94 and 206,578.08 is: 309,870.42
Step by Step Solution
- Step 1: Write the proportion equation
633,043.88 : 949,575.94 = 206,578.08 : x - Step 2: Convert to fraction form
633,043.88/949,575.94 = 206,578.08/x - Step 3: Cross multiply
633,043.88x = 949,575.94 × 206,578.08 - Step 4: Simplify right side
633,043.88x = 196,161,574,499.40 - Step 5: Solve for x
x = 196,161,574,499.40/633,043.88 - Step 6: Final answer
x = 309,870.42
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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.