Finding the Fourth Proportional to 277,245.98, 382,599.48 and 149,921.58
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Solution
The fourth proportional to 277,245.98, 382,599.48 and 149,921.58 is: 206,891.80
Step by Step Solution
- Step 1: Write the proportion equation
277,245.98 : 382,599.48 = 149,921.58 : x - Step 2: Convert to fraction form
277,245.98/382,599.48 = 149,921.58/x - Step 3: Cross multiply
277,245.98x = 382,599.48 × 149,921.58 - Step 4: Simplify right side
277,245.98x = 57,359,918,548.78 - Step 5: Solve for x
x = 57,359,918,548.78/277,245.98 - Step 6: Final answer
x = 206,891.80
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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.