Finding the Fourth Proportional to 456,167.88, 629,486.28 and 252,207
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Solution
The fourth proportional to 456,167.88, 629,486.28 and 252,207 is: 348,031.62
Step by Step Solution
- Step 1: Write the proportion equation
456,167.88 : 629,486.28 = 252,207 : x - Step 2: Convert to fraction form
456,167.88/629,486.28 = 252,207/x - Step 3: Cross multiply
456,167.88x = 629,486.28 × 252,207 - Step 4: Simplify right side
456,167.88x = 158,760,846,219.96 - Step 5: Solve for x
x = 158,760,846,219.96/456,167.88 - Step 6: Final answer
x = 348,031.62
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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.