Finding the Fourth Proportional to 475,571.48, 713,149.86 and 179,876.12
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Solution
The fourth proportional to 475,571.48, 713,149.86 and 179,876.12 is: 269,735.75
Step by Step Solution
- Step 1: Write the proportion equation
475,571.48 : 713,149.86 = 179,876.12 : x - Step 2: Convert to fraction form
475,571.48/713,149.86 = 179,876.12/x - Step 3: Cross multiply
475,571.48x = 713,149.86 × 179,876.12 - Step 4: Simplify right side
475,571.48x = 128,278,629,795.34 - Step 5: Solve for x
x = 128,278,629,795.34/475,571.48 - Step 6: Final answer
x = 269,735.75
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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.