Finding the Fourth Proportional to 239,114.43, 329,617.35 and 196,599.15
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Solution
The fourth proportional to 239,114.43, 329,617.35 and 196,599.15 is: 271,010.37
Step by Step Solution
- Step 1: Write the proportion equation
239,114.43 : 329,617.35 = 196,599.15 : x - Step 2: Convert to fraction form
239,114.43/329,617.35 = 196,599.15/x - Step 3: Cross multiply
239,114.43x = 329,617.35 × 196,599.15 - Step 4: Simplify right side
239,114.43x = 64,802,490,835.25 - Step 5: Solve for x
x = 64,802,490,835.25/239,114.43 - Step 6: Final answer
x = 271,010.37
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1.5x scale
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.