Finding the Fourth Proportional to 276,235.11, 414,352.67 and 182,718.99
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Solution
The fourth proportional to 276,235.11, 414,352.67 and 182,718.99 is: 274,078.49
Step by Step Solution
- Step 1: Write the proportion equation
276,235.11 : 414,352.67 = 182,718.99 : x - Step 2: Convert to fraction form
276,235.11/414,352.67 = 182,718.99/x - Step 3: Cross multiply
276,235.11x = 414,352.67 × 182,718.99 - Step 4: Simplify right side
276,235.11x = 75,710,100,452.61 - Step 5: Solve for x
x = 75,710,100,452.61/276,235.11 - Step 6: Final answer
x = 274,078.49
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1.5x scale
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.