Finding the Fourth Proportional to 499,979.97, 750,063.27 and 200,483.99
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Solution
The fourth proportional to 499,979.97, 750,063.27 and 200,483.99 is: 300,763.40
Step by Step Solution
- Step 1: Write the proportion equation
499,979.97 : 750,063.27 = 200,483.99 : x - Step 2: Convert to fraction form
499,979.97/750,063.27 = 200,483.99/x - Step 3: Cross multiply
499,979.97x = 750,063.27 × 200,483.99 - Step 4: Simplify right side
499,979.97x = 150,375,676,936.28 - Step 5: Solve for x
x = 150,375,676,936.28/499,979.97 - Step 6: Final answer
x = 300,763.40
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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.