Finding the Fourth Proportional to 611,744.88, 844,299.96 and 440,230.68
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Solution
The fourth proportional to 611,744.88, 844,299.96 and 440,230.68 is: 607,584.56
Step by Step Solution
- Step 1: Write the proportion equation
611,744.88 : 844,299.96 = 440,230.68 : x - Step 2: Convert to fraction form
611,744.88/844,299.96 = 440,230.68/x - Step 3: Cross multiply
611,744.88x = 844,299.96 × 440,230.68 - Step 4: Simplify right side
611,744.88x = 371,686,745,514.77 - Step 5: Solve for x
x = 371,686,745,514.77/611,744.88 - Step 6: Final answer
x = 607,584.56
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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.