Finding the Fourth Proportional to 500,331.11, 750,636.95 and 201,021.84
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Solution
The fourth proportional to 500,331.11, 750,636.95 and 201,021.84 is: 301,589.12
Step by Step Solution
- Step 1: Write the proportion equation
500,331.11 : 750,636.95 = 201,021.84 : x - Step 2: Convert to fraction form
500,331.11/750,636.95 = 201,021.84/x - Step 3: Cross multiply
500,331.11x = 750,636.95 × 201,021.84 - Step 4: Simplify right side
500,331.11x = 150,894,419,855.88 - Step 5: Solve for x
x = 150,894,419,855.88/500,331.11 - Step 6: Final answer
x = 301,589.12
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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.