Finding the Fourth Proportional to 426,448.87, 588,474.11 and 232,817.96
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Solution
The fourth proportional to 426,448.87, 588,474.11 and 232,817.96 is: 321,274.96
Step by Step Solution
- Step 1: Write the proportion equation
426,448.87 : 588,474.11 = 232,817.96 : x - Step 2: Convert to fraction form
426,448.87/588,474.11 = 232,817.96/x - Step 3: Cross multiply
426,448.87x = 588,474.11 × 232,817.96 - Step 4: Simplify right side
426,448.87x = 137,007,343,856.25 - Step 5: Solve for x
x = 137,007,343,856.25/426,448.87 - Step 6: Final answer
x = 321,274.96
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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.