Finding the Fourth Proportional to 248,515.74, 374,591.70 and 227,217.06
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Solution
The fourth proportional to 248,515.74, 374,591.70 and 227,217.06 is: 342,487.86
Step by Step Solution
- Step 1: Write the proportion equation
248,515.74 : 374,591.70 = 227,217.06 : x - Step 2: Convert to fraction form
248,515.74/374,591.70 = 227,217.06/x - Step 3: Cross multiply
248,515.74x = 374,591.70 × 227,217.06 - Step 4: Simplify right side
248,515.74x = 85,113,624,774.40 - Step 5: Solve for x
x = 85,113,624,774.40/248,515.74 - Step 6: Final answer
x = 342,487.86
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.