Finding the Fourth Proportional to 752,843.44, 1,039,006.56 and 430,583.68
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Solution
The fourth proportional to 752,843.44, 1,039,006.56 and 430,583.68 is: 594,252.73
Step by Step Solution
- Step 1: Write the proportion equation
752,843.44 : 1,039,006.56 = 430,583.68 : x - Step 2: Convert to fraction form
752,843.44/1,039,006.56 = 430,583.68/x - Step 3: Cross multiply
752,843.44x = 1,039,006.56 × 430,583.68 - Step 4: Simplify right side
752,843.44x = 447,379,268,148.94 - Step 5: Solve for x
x = 447,379,268,148.94/752,843.44 - Step 6: Final answer
x = 594,252.73
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.