Finding the Fourth Proportional to 349,911.62, 482,893.38 and 196,959.68
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Solution
The fourth proportional to 349,911.62, 482,893.38 and 196,959.68 is: 271,812.99
Step by Step Solution
- Step 1: Write the proportion equation
349,911.62 : 482,893.38 = 196,959.68 : x - Step 2: Convert to fraction form
349,911.62/482,893.38 = 196,959.68/x - Step 3: Cross multiply
349,911.62x = 482,893.38 × 196,959.68 - Step 4: Simplify right side
349,911.62x = 95,110,523,184.45 - Step 5: Solve for x
x = 95,110,523,184.45/349,911.62 - Step 6: Final answer
x = 271,812.99
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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.