Finding the Fourth Proportional to 363,907.08, 502,185.13 and 202,758.68
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Solution
The fourth proportional to 363,907.08, 502,185.13 and 202,758.68 is: 279,803.28
Step by Step Solution
- Step 1: Write the proportion equation
363,907.08 : 502,185.13 = 202,758.68 : x - Step 2: Convert to fraction form
363,907.08/502,185.13 = 202,758.68/x - Step 3: Cross multiply
363,907.08x = 502,185.13 × 202,758.68 - Step 4: Simplify right side
363,907.08x = 101,822,394,823.00 - Step 5: Solve for x
x = 101,822,394,823.00/363,907.08 - Step 6: Final answer
x = 279,803.28
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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.