Finding the Fourth Proportional to 239,374.12, 330,214.89 and 182,687.08
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Solution
The fourth proportional to 239,374.12, 330,214.89 and 182,687.08 is: 252,015.52
Step by Step Solution
- Step 1: Write the proportion equation
239,374.12 : 330,214.89 = 182,687.08 : x - Step 2: Convert to fraction form
239,374.12/330,214.89 = 182,687.08/x - Step 3: Cross multiply
239,374.12x = 330,214.89 × 182,687.08 - Step 4: Simplify right side
239,374.12x = 60,325,994,026.62 - Step 5: Solve for x
x = 60,325,994,026.62/239,374.12 - Step 6: Final answer
x = 252,015.52
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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.