Finding the Fourth Proportional to 306,440.52, 459,662.73 and 106,764.63
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Solution
The fourth proportional to 306,440.52, 459,662.73 and 106,764.63 is: 160,147.62
Step by Step Solution
- Step 1: Write the proportion equation
306,440.52 : 459,662.73 = 106,764.63 : x - Step 2: Convert to fraction form
306,440.52/459,662.73 = 106,764.63/x - Step 3: Cross multiply
306,440.52x = 459,662.73 × 106,764.63 - Step 4: Simplify right side
306,440.52x = 49,075,721,293.24 - Step 5: Solve for x
x = 49,075,721,293.24/306,440.52 - Step 6: Final answer
x = 160,147.62
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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.