Finding the Fourth Proportional to 326,310.24, 450,207.12 and 190,247.88
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Solution
The fourth proportional to 326,310.24, 450,207.12 and 190,247.88 is: 262,483.18
Step by Step Solution
- Step 1: Write the proportion equation
326,310.24 : 450,207.12 = 190,247.88 : x - Step 2: Convert to fraction form
326,310.24/450,207.12 = 190,247.88/x - Step 3: Cross multiply
326,310.24x = 450,207.12 × 190,247.88 - Step 4: Simplify right side
326,310.24x = 85,650,950,140.91 - Step 5: Solve for x
x = 85,650,950,140.91/326,310.24 - Step 6: Final answer
x = 262,483.18
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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.