Finding the Fourth Proportional to 451,010.94, 676,738.68 and 211,141.08
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Solution
The fourth proportional to 451,010.94, 676,738.68 and 211,141.08 is: 316,815.68
Step by Step Solution
- Step 1: Write the proportion equation
451,010.94 : 676,738.68 = 211,141.08 : x - Step 2: Convert to fraction form
451,010.94/676,738.68 = 211,141.08/x - Step 3: Cross multiply
451,010.94x = 676,738.68 × 211,141.08 - Step 4: Simplify right side
451,010.94x = 142,887,335,772.97 - Step 5: Solve for x
x = 142,887,335,772.97/451,010.94 - Step 6: Final answer
x = 316,815.68
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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.