Finding the Fourth Proportional to 807,776.68, 1,211,883.18 and 246,795.88
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Solution
The fourth proportional to 807,776.68, 1,211,883.18 and 246,795.88 is: 370,260.47
Step by Step Solution
- Step 1: Write the proportion equation
807,776.68 : 1,211,883.18 = 246,795.88 : x - Step 2: Convert to fraction form
807,776.68/1,211,883.18 = 246,795.88/x - Step 3: Cross multiply
807,776.68x = 1,211,883.18 × 246,795.88 - Step 4: Simplify right side
807,776.68x = 299,087,775,865.30 - Step 5: Solve for x
x = 299,087,775,865.30/807,776.68 - Step 6: Final answer
x = 370,260.47
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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.