Finding the Fourth Proportional to 300,202.20, 450,751.68 and 188,588.52
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Solution
The fourth proportional to 300,202.20, 450,751.68 and 188,588.52 is: 283,164.45
Step by Step Solution
- Step 1: Write the proportion equation
300,202.20 : 450,751.68 = 188,588.52 : x - Step 2: Convert to fraction form
300,202.20/450,751.68 = 188,588.52/x - Step 3: Cross multiply
300,202.20x = 450,751.68 × 188,588.52 - Step 4: Simplify right side
300,202.20x = 85,006,592,218.71 - Step 5: Solve for x
x = 85,006,592,218.71/300,202.20 - Step 6: Final answer
x = 283,164.45
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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.