Finding the Fourth Proportional to 276,482.65, 381,608.29 and 180,933.99
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Solution
The fourth proportional to 276,482.65, 381,608.29 and 180,933.99 is: 249,729.62
Step by Step Solution
- Step 1: Write the proportion equation
276,482.65 : 381,608.29 = 180,933.99 : x - Step 2: Convert to fraction form
276,482.65/381,608.29 = 180,933.99/x - Step 3: Cross multiply
276,482.65x = 381,608.29 × 180,933.99 - Step 4: Simplify right side
276,482.65x = 69,045,907,714.07 - Step 5: Solve for x
x = 69,045,907,714.07/276,482.65 - Step 6: Final answer
x = 249,729.62
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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.