Finding the Fourth Proportional to 304,053.68, 419,557.74 and 168,069.26
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Solution
The fourth proportional to 304,053.68, 419,557.74 and 168,069.26 is: 231,915.49
Step by Step Solution
- Step 1: Write the proportion equation
304,053.68 : 419,557.74 = 168,069.26 : x - Step 2: Convert to fraction form
304,053.68/419,557.74 = 168,069.26/x - Step 3: Cross multiply
304,053.68x = 419,557.74 × 168,069.26 - Step 4: Simplify right side
304,053.68x = 70,514,758,889.07 - Step 5: Solve for x
x = 70,514,758,889.07/304,053.68 - Step 6: Final answer
x = 231,915.49
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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.