Finding the Fourth Proportional to 276,433.53, 414,486.68 and 107,756.96
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Solution
The fourth proportional to 276,433.53, 414,486.68 and 107,756.96 is: 161,571.65
Step by Step Solution
- Step 1: Write the proportion equation
276,433.53 : 414,486.68 = 107,756.96 : x - Step 2: Convert to fraction form
276,433.53/414,486.68 = 107,756.96/x - Step 3: Cross multiply
276,433.53x = 414,486.68 × 107,756.96 - Step 4: Simplify right side
276,433.53x = 44,663,821,986.07 - Step 5: Solve for x
x = 44,663,821,986.07/276,433.53 - Step 6: Final answer
x = 161,571.65
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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.