Finding the Fourth Proportional to 431,418.42, 595,359.42 and 250,237.62
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Solution
The fourth proportional to 431,418.42, 595,359.42 and 250,237.62 is: 345,329.07
Step by Step Solution
- Step 1: Write the proportion equation
431,418.42 : 595,359.42 = 250,237.62 : x - Step 2: Convert to fraction form
431,418.42/595,359.42 = 250,237.62/x - Step 3: Cross multiply
431,418.42x = 595,359.42 × 250,237.62 - Step 4: Simplify right side
431,418.42x = 148,981,323,054.19 - Step 5: Solve for x
x = 148,981,323,054.19/431,418.42 - Step 6: Final answer
x = 345,329.07
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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.