Finding the Fourth Proportional to 484,015.14, 667,957.21 and 266,233.07
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Solution
The fourth proportional to 484,015.14, 667,957.21 and 266,233.07 is: 367,410.61
Step by Step Solution
- Step 1: Write the proportion equation
484,015.14 : 667,957.21 = 266,233.07 : x - Step 2: Convert to fraction form
484,015.14/667,957.21 = 266,233.07/x - Step 3: Cross multiply
484,015.14x = 667,957.21 × 266,233.07 - Step 4: Simplify right side
484,015.14x = 177,832,299,651.25 - Step 5: Solve for x
x = 177,832,299,651.25/484,015.14 - Step 6: Final answer
x = 367,410.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.