Finding the Fourth Proportional to 304,801.26, 420,576.75 and 191,543.82
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Solution
The fourth proportional to 304,801.26, 420,576.75 and 191,543.82 is: 264,299.69
Step by Step Solution
- Step 1: Write the proportion equation
304,801.26 : 420,576.75 = 191,543.82 : x - Step 2: Convert to fraction form
304,801.26/420,576.75 = 191,543.82/x - Step 3: Cross multiply
304,801.26x = 420,576.75 × 191,543.82 - Step 4: Simplify right side
304,801.26x = 80,558,877,298.19 - Step 5: Solve for x
x = 80,558,877,298.19/304,801.26 - Step 6: Final answer
x = 264,299.69
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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.