Finding the Fourth Proportional to 338,972.91, 467,666.75 and 193,674.44
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Solution
The fourth proportional to 338,972.91, 467,666.75 and 193,674.44 is: 267,204.53
Step by Step Solution
- Step 1: Write the proportion equation
338,972.91 : 467,666.75 = 193,674.44 : x - Step 2: Convert to fraction form
338,972.91/467,666.75 = 193,674.44/x - Step 3: Cross multiply
338,972.91x = 467,666.75 × 193,674.44 - Step 4: Simplify right side
338,972.91x = 90,575,096,715.92 - Step 5: Solve for x
x = 90,575,096,715.92/338,972.91 - Step 6: Final answer
x = 267,204.53
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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.