Finding the Fourth Proportional to 426,872.93, 589,093.18 and 233,292.67
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Solution
The fourth proportional to 426,872.93, 589,093.18 and 233,292.67 is: 321,948.55
Step by Step Solution
- Step 1: Write the proportion equation
426,872.93 : 589,093.18 = 233,292.67 : x - Step 2: Convert to fraction form
426,872.93/589,093.18 = 233,292.67/x - Step 3: Cross multiply
426,872.93x = 589,093.18 × 233,292.67 - Step 4: Simplify right side
426,872.93x = 137,431,120,994.13 - Step 5: Solve for x
x = 137,431,120,994.13/426,872.93 - Step 6: Final answer
x = 321,948.55
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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.