Finding the Fourth Proportional to 341,537.80, 512,306.70 and 331,696.30
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Solution
The fourth proportional to 341,537.80, 512,306.70 and 331,696.30 is: 497,544.45
Step by Step Solution
- Step 1: Write the proportion equation
341,537.80 : 512,306.70 = 331,696.30 : x - Step 2: Convert to fraction form
341,537.80/512,306.70 = 331,696.30/x - Step 3: Cross multiply
341,537.80x = 512,306.70 × 331,696.30 - Step 4: Simplify right side
341,537.80x = 169,930,236,855.21 - Step 5: Solve for x
x = 169,930,236,855.21/341,537.80 - Step 6: Final answer
x = 497,544.45
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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.