Finding the Fourth Proportional to 349,769.97, 482,704.56 and 211,960.96
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Solution
The fourth proportional to 349,769.97, 482,704.56 and 211,960.96 is: 292,519.46
Step by Step Solution
- Step 1: Write the proportion equation
349,769.97 : 482,704.56 = 211,960.96 : x - Step 2: Convert to fraction form
349,769.97/482,704.56 = 211,960.96/x - Step 3: Cross multiply
349,769.97x = 482,704.56 × 211,960.96 - Step 4: Simplify right side
349,769.97x = 102,314,521,933.98 - Step 5: Solve for x
x = 102,314,521,933.98/349,769.97 - Step 6: Final answer
x = 292,519.46
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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.