Finding the Fourth Proportional to 870,936.66, 1,306,278.24 and 271,758.42
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Solution
The fourth proportional to 870,936.66, 1,306,278.24 and 271,758.42 is: 407,598.08
Step by Step Solution
- Step 1: Write the proportion equation
870,936.66 : 1,306,278.24 = 271,758.42 : x - Step 2: Convert to fraction form
870,936.66/1,306,278.24 = 271,758.42/x - Step 3: Cross multiply
870,936.66x = 1,306,278.24 × 271,758.42 - Step 4: Simplify right side
870,936.66x = 354,992,110,582.78 - Step 5: Solve for x
x = 354,992,110,582.78/870,936.66 - Step 6: Final answer
x = 407,598.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.