Finding the Fourth Proportional to 460,676.53, 635,724.97 and 256,722.96
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Solution
The fourth proportional to 460,676.53, 635,724.97 and 256,722.96 is: 354,272.87
Step by Step Solution
- Step 1: Write the proportion equation
460,676.53 : 635,724.97 = 256,722.96 : x - Step 2: Convert to fraction form
460,676.53/635,724.97 = 256,722.96/x - Step 3: Cross multiply
460,676.53x = 635,724.97 × 256,722.96 - Step 4: Simplify right side
460,676.53x = 163,205,196,044.31 - Step 5: Solve for x
x = 163,205,196,044.31/460,676.53 - Step 6: Final answer
x = 354,272.87
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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.