Finding the Fourth Proportional to 311,949.80, 467,924.70 and 247,734.02
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Solution
The fourth proportional to 311,949.80, 467,924.70 and 247,734.02 is: 371,601.03
Step by Step Solution
- Step 1: Write the proportion equation
311,949.80 : 467,924.70 = 247,734.02 : x - Step 2: Convert to fraction form
311,949.80/467,924.70 = 247,734.02/x - Step 3: Cross multiply
311,949.80x = 467,924.70 × 247,734.02 - Step 4: Simplify right side
311,949.80x = 115,920,866,988.29 - Step 5: Solve for x
x = 115,920,866,988.29/311,949.80 - Step 6: Final answer
x = 371,601.03
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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.