Finding the Fourth Proportional to 344,348.49, 515,850.12 and 194,134.44
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Solution
The fourth proportional to 344,348.49, 515,850.12 and 194,134.44 is: 290,822.46
Step by Step Solution
- Step 1: Write the proportion equation
344,348.49 : 515,850.12 = 194,134.44 : x - Step 2: Convert to fraction form
344,348.49/515,850.12 = 194,134.44/x - Step 3: Cross multiply
344,348.49x = 515,850.12 × 194,134.44 - Step 4: Simplify right side
344,348.49x = 100,144,274,170.13 - Step 5: Solve for x
x = 100,144,274,170.13/344,348.49 - Step 6: Final answer
x = 290,822.46
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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.