Finding the Fourth Proportional to 838,232.67, 1,257,336.69 and 207,146.49
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Solution
The fourth proportional to 838,232.67, 1,257,336.69 and 207,146.49 is: 310,716.69
Step by Step Solution
- Step 1: Write the proportion equation
838,232.67 : 1,257,336.69 = 207,146.49 : x - Step 2: Convert to fraction form
838,232.67/1,257,336.69 = 207,146.49/x - Step 3: Cross multiply
838,232.67x = 1,257,336.69 × 207,146.49 - Step 4: Simplify right side
838,232.67x = 260,452,882,081.72 - Step 5: Solve for x
x = 260,452,882,081.72/838,232.67 - Step 6: Final answer
x = 310,716.69
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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.