Finding the Fourth Proportional to 382,293.19, 573,660.92 and 157,611.75
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Solution
The fourth proportional to 382,293.19, 573,660.92 and 157,611.75 is: 236,508.79
Step by Step Solution
- Step 1: Write the proportion equation
382,293.19 : 573,660.92 = 157,611.75 : x - Step 2: Convert to fraction form
382,293.19/573,660.92 = 157,611.75/x - Step 3: Cross multiply
382,293.19x = 573,660.92 × 157,611.75 - Step 4: Simplify right side
382,293.19x = 90,415,701,507.81 - Step 5: Solve for x
x = 90,415,701,507.81/382,293.19 - Step 6: Final answer
x = 236,508.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.