Finding the Fourth Proportional to 405,907.04, 606,371.58 and 292,620.44
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Solution
The fourth proportional to 405,907.04, 606,371.58 and 292,620.44 is: 437,136.34
Step by Step Solution
- Step 1: Write the proportion equation
405,907.04 : 606,371.58 = 292,620.44 : x - Step 2: Convert to fraction form
405,907.04/606,371.58 = 292,620.44/x - Step 3: Cross multiply
405,907.04x = 606,371.58 × 292,620.44 - Step 4: Simplify right side
405,907.04x = 177,436,715,511.24 - Step 5: Solve for x
x = 177,436,715,511.24/405,907.04 - Step 6: Final answer
x = 437,136.34
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.