Finding the Fourth Proportional to 449,093.19, 619,750.94 and 247,889.19
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Solution
The fourth proportional to 449,093.19, 619,750.94 and 247,889.19 is: 342,088.37
Step by Step Solution
- Step 1: Write the proportion equation
449,093.19 : 619,750.94 = 247,889.19 : x - Step 2: Convert to fraction form
449,093.19/619,750.94 = 247,889.19/x - Step 3: Cross multiply
449,093.19x = 619,750.94 × 247,889.19 - Step 4: Simplify right side
449,093.19x = 153,629,557,278.89 - Step 5: Solve for x
x = 153,629,557,278.89/449,093.19 - Step 6: Final answer
x = 342,088.37
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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.