Finding the Fourth Proportional to 341,725.75, 512,588.63 and 92,407.75
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Solution
The fourth proportional to 341,725.75, 512,588.63 and 92,407.75 is: 138,611.63
Step by Step Solution
- Step 1: Write the proportion equation
341,725.75 : 512,588.63 = 92,407.75 : x - Step 2: Convert to fraction form
341,725.75/512,588.63 = 92,407.75/x - Step 3: Cross multiply
341,725.75x = 512,588.63 × 92,407.75 - Step 4: Simplify right side
341,725.75x = 47,367,161,973.88 - Step 5: Solve for x
x = 47,367,161,973.88/341,725.75 - Step 6: Final answer
x = 138,611.63
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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.