Finding the Fourth Proportional to 338,975.40, 467,670.18 and 193,676.92
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Solution
The fourth proportional to 338,975.40, 467,670.18 and 193,676.92 is: 267,207.94
Step by Step Solution
- Step 1: Write the proportion equation
338,975.40 : 467,670.18 = 193,676.92 : x - Step 2: Convert to fraction form
338,975.40/467,670.18 = 193,676.92/x - Step 3: Cross multiply
338,975.40x = 467,670.18 × 193,676.92 - Step 4: Simplify right side
338,975.40x = 90,576,920,038.25 - Step 5: Solve for x
x = 90,576,920,038.25/338,975.40 - Step 6: Final answer
x = 267,207.94
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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.