Finding the Fourth Proportional to 304,829.63, 457,244.49 and 127,239.76
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Solution
The fourth proportional to 304,829.63, 457,244.49 and 127,239.76 is: 190,859.66
Step by Step Solution
- Step 1: Write the proportion equation
304,829.63 : 457,244.49 = 127,239.76 : x - Step 2: Convert to fraction form
304,829.63/457,244.49 = 127,239.76/x - Step 3: Cross multiply
304,829.63x = 457,244.49 × 127,239.76 - Step 4: Simplify right side
304,829.63x = 58,179,680,217.63 - Step 5: Solve for x
x = 58,179,680,217.63/304,829.63 - Step 6: Final answer
x = 190,859.66
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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.