Finding the Fourth Proportional to 273,655.28, 410,378.36 and 131,460.03
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Solution
The fourth proportional to 273,655.28, 410,378.36 and 131,460.03 is: 197,139.82
Step by Step Solution
- Step 1: Write the proportion equation
273,655.28 : 410,378.36 = 131,460.03 : x - Step 2: Convert to fraction form
273,655.28/410,378.36 = 131,460.03/x - Step 3: Cross multiply
273,655.28x = 410,378.36 × 131,460.03 - Step 4: Simplify right side
273,655.28x = 53,948,351,516.95 - Step 5: Solve for x
x = 53,948,351,516.95/273,655.28 - Step 6: Final answer
x = 197,139.82
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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.