Finding the Fourth Proportional to 416,797.99, 575,181.80 and 225,811.38
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Solution
The fourth proportional to 416,797.99, 575,181.80 and 225,811.38 is: 311,620.02
Step by Step Solution
- Step 1: Write the proportion equation
416,797.99 : 575,181.80 = 225,811.38 : x - Step 2: Convert to fraction form
416,797.99/575,181.80 = 225,811.38/x - Step 3: Cross multiply
416,797.99x = 575,181.80 × 225,811.38 - Step 4: Simplify right side
416,797.99x = 129,882,597,883.55 - Step 5: Solve for x
x = 129,882,597,883.55/416,797.99 - Step 6: Final answer
x = 311,620.02
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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.