Finding the Fourth Proportional to 335,212.70, 502,843.35 and 201,805.70
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Solution
The fourth proportional to 335,212.70, 502,843.35 and 201,805.70 is: 302,723.18
Step by Step Solution
- Step 1: Write the proportion equation
335,212.70 : 502,843.35 = 201,805.70 : x - Step 2: Convert to fraction form
335,212.70/502,843.35 = 201,805.70/x - Step 3: Cross multiply
335,212.70x = 502,843.35 × 201,805.70 - Step 4: Simplify right side
335,212.70x = 101,476,654,237.10 - Step 5: Solve for x
x = 101,476,654,237.10/335,212.70 - Step 6: Final answer
x = 302,723.18
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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.