Finding the Fourth Proportional to 777,876.08, 1,166,544.24 and 272,425.91
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Solution
The fourth proportional to 777,876.08, 1,166,544.24 and 272,425.91 is: 408,544.34
Step by Step Solution
- Step 1: Write the proportion equation
777,876.08 : 1,166,544.24 = 272,425.91 : x - Step 2: Convert to fraction form
777,876.08/1,166,544.24 = 272,425.91/x - Step 3: Cross multiply
777,876.08x = 1,166,544.24 × 272,425.91 - Step 4: Simplify right side
777,876.08x = 317,796,870,304.54 - Step 5: Solve for x
x = 317,796,870,304.54/777,876.08 - Step 6: Final answer
x = 408,544.34
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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.