Finding the Fourth Proportional to 558,544.76, 770,768.75 and 303,896.96
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Solution
The fourth proportional to 558,544.76, 770,768.75 and 303,896.96 is: 419,365.28
Step by Step Solution
- Step 1: Write the proportion equation
558,544.76 : 770,768.75 = 303,896.96 : x - Step 2: Convert to fraction form
558,544.76/770,768.75 = 303,896.96/x - Step 3: Cross multiply
558,544.76x = 770,768.75 × 303,896.96 - Step 4: Simplify right side
558,544.76x = 234,234,280,395.44 - Step 5: Solve for x
x = 234,234,280,395.44/558,544.76 - Step 6: Final answer
x = 419,365.28
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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.