Finding the Fourth Proportional to 338,428.53, 467,044.36 and 193,257.99
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Solution
The fourth proportional to 338,428.53, 467,044.36 and 193,257.99 is: 266,703.44
Step by Step Solution
- Step 1: Write the proportion equation
338,428.53 : 467,044.36 = 193,257.99 : x - Step 2: Convert to fraction form
338,428.53/467,044.36 = 193,257.99/x - Step 3: Cross multiply
338,428.53x = 467,044.36 × 193,257.99 - Step 4: Simplify right side
338,428.53x = 90,260,053,771.29 - Step 5: Solve for x
x = 90,260,053,771.29/338,428.53 - Step 6: Final answer
x = 266,703.44
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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.