Finding the Fourth Proportional to 608,819.97, 913,236.12 and 271,877.79
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Solution
The fourth proportional to 608,819.97, 913,236.12 and 271,877.79 is: 407,819.44
Step by Step Solution
- Step 1: Write the proportion equation
608,819.97 : 913,236.12 = 271,877.79 : x - Step 2: Convert to fraction form
608,819.97/913,236.12 = 271,877.79/x - Step 3: Cross multiply
608,819.97x = 913,236.12 × 271,877.79 - Step 4: Simplify right side
608,819.97x = 248,288,618,053.78 - Step 5: Solve for x
x = 248,288,618,053.78/608,819.97 - Step 6: Final answer
x = 407,819.44
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1.5x scale
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.