Finding the Fourth Proportional to 801,519.20, 1,202,278.80 and 202,482.08
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Solution
The fourth proportional to 801,519.20, 1,202,278.80 and 202,482.08 is: 303,723.12
Step by Step Solution
- Step 1: Write the proportion equation
801,519.20 : 1,202,278.80 = 202,482.08 : x - Step 2: Convert to fraction form
801,519.20/1,202,278.80 = 202,482.08/x - Step 3: Cross multiply
801,519.20x = 1,202,278.80 × 202,482.08 - Step 4: Simplify right side
801,519.20x = 243,439,912,163.90 - Step 5: Solve for x
x = 243,439,912,163.90/801,519.20 - Step 6: Final answer
x = 303,723.12
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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.