Finding the Fourth Proportional to 543,092.87, 749,456.79 and 301,373.48
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Solution
The fourth proportional to 543,092.87, 749,456.79 and 301,373.48 is: 415,889.09
Step by Step Solution
- Step 1: Write the proportion equation
543,092.87 : 749,456.79 = 301,373.48 : x - Step 2: Convert to fraction form
543,092.87/749,456.79 = 301,373.48/x - Step 3: Cross multiply
543,092.87x = 749,456.79 × 301,373.48 - Step 4: Simplify right side
543,092.87x = 225,866,397,164.65 - Step 5: Solve for x
x = 225,866,397,164.65/543,092.87 - Step 6: Final answer
x = 415,889.09
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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.