Finding the Fourth Proportional to 541,213.74, 811,725.57 and 167,239.98
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Solution
The fourth proportional to 541,213.74, 811,725.57 and 167,239.98 is: 250,830.60
Step by Step Solution
- Step 1: Write the proportion equation
541,213.74 : 811,725.57 = 167,239.98 : x - Step 2: Convert to fraction form
541,213.74/811,725.57 = 167,239.98/x - Step 3: Cross multiply
541,213.74x = 811,725.57 × 167,239.98 - Step 4: Simplify right side
541,213.74x = 135,752,968,092.29 - Step 5: Solve for x
x = 135,752,968,092.29/541,213.74 - Step 6: Final answer
x = 250,830.60
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1.5x scale
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.