Finding the Fourth Proportional to 451,431.99, 676,951.11 and 170,752.41
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Solution
The fourth proportional to 451,431.99, 676,951.11 and 170,752.41 is: 256,054.15
Step by Step Solution
- Step 1: Write the proportion equation
451,431.99 : 676,951.11 = 170,752.41 : x - Step 2: Convert to fraction form
451,431.99/676,951.11 = 170,752.41/x - Step 3: Cross multiply
451,431.99x = 676,951.11 × 170,752.41 - Step 4: Simplify right side
451,431.99x = 115,591,033,484.68 - Step 5: Solve for x
x = 115,591,033,484.68/451,431.99 - Step 6: Final answer
x = 256,054.15
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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.