Finding the Fourth Proportional to 673,344.20, 929,213.94 and 371,537.96
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Solution
The fourth proportional to 673,344.20, 929,213.94 and 371,537.96 is: 512,721.80
Step by Step Solution
- Step 1: Write the proportion equation
673,344.20 : 929,213.94 = 371,537.96 : x - Step 2: Convert to fraction form
673,344.20/929,213.94 = 371,537.96/x - Step 3: Cross multiply
673,344.20x = 929,213.94 × 371,537.96 - Step 4: Simplify right side
673,344.20x = 345,238,251,671.16 - Step 5: Solve for x
x = 345,238,251,671.16/673,344.20 - Step 6: Final answer
x = 512,721.80
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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.