Finding the Fourth Proportional to 471,530.91, 707,444.07 and 303,241.26
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Solution
The fourth proportional to 471,530.91, 707,444.07 and 303,241.26 is: 454,956.88
Step by Step Solution
- Step 1: Write the proportion equation
471,530.91 : 707,444.07 = 303,241.26 : x - Step 2: Convert to fraction form
471,530.91/707,444.07 = 303,241.26/x - Step 3: Cross multiply
471,530.91x = 707,444.07 × 303,241.26 - Step 4: Simplify right side
471,530.91x = 214,526,231,166.33 - Step 5: Solve for x
x = 214,526,231,166.33/471,530.91 - Step 6: Final answer
x = 454,956.88
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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.