Finding the Fourth Proportional to 426,587.20, 588,685.44 and 232,993.96
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Solution
The fourth proportional to 426,587.20, 588,685.44 and 232,993.96 is: 321,528.99
Step by Step Solution
- Step 1: Write the proportion equation
426,587.20 : 588,685.44 = 232,993.96 : x - Step 2: Convert to fraction form
426,587.20/588,685.44 = 232,993.96/x - Step 3: Cross multiply
426,587.20x = 588,685.44 × 232,993.96 - Step 4: Simplify right side
426,587.20x = 137,160,151,859.94 - Step 5: Solve for x
x = 137,160,151,859.94/426,587.20 - Step 6: Final answer
x = 321,528.99
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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.