Finding the Fourth Proportional to 410,723.68, 615,819.84 and 270,055.84
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Solution
The fourth proportional to 410,723.68, 615,819.84 and 270,055.84 is: 404,909.07
Step by Step Solution
- Step 1: Write the proportion equation
410,723.68 : 615,819.84 = 270,055.84 : x - Step 2: Convert to fraction form
410,723.68/615,819.84 = 270,055.84/x - Step 3: Cross multiply
410,723.68x = 615,819.84 × 270,055.84 - Step 4: Simplify right side
410,723.68x = 166,305,744,179.87 - Step 5: Solve for x
x = 166,305,744,179.87/410,723.68 - Step 6: Final answer
x = 404,909.07
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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.