Finding the Fourth Proportional to 366,918.73, 506,352.09 and 203,578.31
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Solution
The fourth proportional to 366,918.73, 506,352.09 and 203,578.31 is: 280,940.41
Step by Step Solution
- Step 1: Write the proportion equation
366,918.73 : 506,352.09 = 203,578.31 : x - Step 2: Convert to fraction form
366,918.73/506,352.09 = 203,578.31/x - Step 3: Cross multiply
366,918.73x = 506,352.09 × 203,578.31 - Step 4: Simplify right side
366,918.73x = 103,082,300,215.41 - Step 5: Solve for x
x = 103,082,300,215.41/366,918.73 - Step 6: Final answer
x = 280,940.41
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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.