Finding the Fourth Proportional to 635,382.70, 876,830.52 and 344,994.70
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Solution
The fourth proportional to 635,382.70, 876,830.52 and 344,994.70 is: 476,093.99
Step by Step Solution
- Step 1: Write the proportion equation
635,382.70 : 876,830.52 = 344,994.70 : x - Step 2: Convert to fraction form
635,382.70/876,830.52 = 344,994.70/x - Step 3: Cross multiply
635,382.70x = 876,830.52 × 344,994.70 - Step 4: Simplify right side
635,382.70x = 302,501,882,198.24 - Step 5: Solve for x
x = 302,501,882,198.24/635,382.70 - Step 6: Final answer
x = 476,093.99
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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.