Finding the Fourth Proportional to 276,040.67, 414,148.49 and 98,543.75
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Solution
The fourth proportional to 276,040.67, 414,148.49 and 98,543.75 is: 147,846.86
Step by Step Solution
- Step 1: Write the proportion equation
276,040.67 : 414,148.49 = 98,543.75 : x - Step 2: Convert to fraction form
276,040.67/414,148.49 = 98,543.75/x - Step 3: Cross multiply
276,040.67x = 414,148.49 × 98,543.75 - Step 4: Simplify right side
276,040.67x = 40,811,745,261.44 - Step 5: Solve for x
x = 40,811,745,261.44/276,040.67 - Step 6: Final answer
x = 147,846.86
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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.