Finding the Fourth Proportional to 737,654.26, 1,017,961.41 and 415,365.70
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Solution
The fourth proportional to 737,654.26, 1,017,961.41 and 415,365.70 is: 573,203.84
Step by Step Solution
- Step 1: Write the proportion equation
737,654.26 : 1,017,961.41 = 415,365.70 : x - Step 2: Convert to fraction form
737,654.26/1,017,961.41 = 415,365.70/x - Step 3: Cross multiply
737,654.26x = 1,017,961.41 × 415,365.70 - Step 4: Simplify right side
737,654.26x = 422,826,253,637.64 - Step 5: Solve for x
x = 422,826,253,637.64/737,654.26 - Step 6: Final answer
x = 573,203.84
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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.