Finding the Fourth Proportional to 543,786.14, 750,424.50 and 302,091.26
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Solution
The fourth proportional to 543,786.14, 750,424.50 and 302,091.26 is: 416,885.72
Step by Step Solution
- Step 1: Write the proportion equation
543,786.14 : 750,424.50 = 302,091.26 : x - Step 2: Convert to fraction form
543,786.14/750,424.50 = 302,091.26/x - Step 3: Cross multiply
543,786.14x = 750,424.50 × 302,091.26 - Step 4: Simplify right side
543,786.14x = 226,696,678,987.75 - Step 5: Solve for x
x = 226,696,678,987.75/543,786.14 - Step 6: Final answer
x = 416,885.72
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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.