Finding the Fourth Proportional to 558,519.07, 770,759.67 and 303,872.08
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Solution
The fourth proportional to 558,519.07, 770,759.67 and 303,872.08 is: 419,345.29
Step by Step Solution
- Step 1: Write the proportion equation
558,519.07 : 770,759.67 = 303,872.08 : x - Step 2: Convert to fraction form
558,519.07/770,759.67 = 303,872.08/x - Step 3: Cross multiply
558,519.07x = 770,759.67 × 303,872.08 - Step 4: Simplify right side
558,519.07x = 234,212,344,103.01 - Step 5: Solve for x
x = 234,212,344,103.01/558,519.07 - Step 6: Final answer
x = 419,345.29
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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.