Finding the Fourth Proportional to 941,807.06, 1,413,338.74 and 342,768.05
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Solution
The fourth proportional to 941,807.06, 1,413,338.74 and 342,768.05 is: 514,380.68
Step by Step Solution
- Step 1: Write the proportion equation
941,807.06 : 1,413,338.74 = 342,768.05 : x - Step 2: Convert to fraction form
941,807.06/1,413,338.74 = 342,768.05/x - Step 3: Cross multiply
941,807.06x = 1,413,338.74 × 342,768.05 - Step 4: Simplify right side
941,807.06x = 484,447,355,975.64 - Step 5: Solve for x
x = 484,447,355,975.64/941,807.06 - Step 6: Final answer
x = 514,380.68
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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.