Finding the Fourth Proportional to 431,310.67, 595,211.09 and 250,130.02
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Solution
The fourth proportional to 431,310.67, 595,211.09 and 250,130.02 is: 345,180.80
Step by Step Solution
- Step 1: Write the proportion equation
431,310.67 : 595,211.09 = 250,130.02 : x - Step 2: Convert to fraction form
431,310.67/595,211.09 = 250,130.02/x - Step 3: Cross multiply
431,310.67x = 595,211.09 × 250,130.02 - Step 4: Simplify right side
431,310.67x = 148,880,159,107.24 - Step 5: Solve for x
x = 148,880,159,107.24/431,310.67 - Step 6: Final answer
x = 345,180.80
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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.