Finding the Fourth Proportional to 541,231.24, 811,929.90 and 392,593.84
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Solution
The fourth proportional to 541,231.24, 811,929.90 and 392,593.84 is: 588,950.99
Step by Step Solution
- Step 1: Write the proportion equation
541,231.24 : 811,929.90 = 392,593.84 : x - Step 2: Convert to fraction form
541,231.24/811,929.90 = 392,593.84/x - Step 3: Cross multiply
541,231.24x = 811,929.90 × 392,593.84 - Step 4: Simplify right side
541,231.24x = 318,758,675,590.05 - Step 5: Solve for x
x = 318,758,675,590.05/541,231.24 - Step 6: Final answer
x = 588,950.99
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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.