Finding the Fourth Proportional to 265,892.76, 398,752.84 and 88,352.12
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Solution
The fourth proportional to 265,892.76, 398,752.84 and 88,352.12 is: 132,499.50
Step by Step Solution
- Step 1: Write the proportion equation
265,892.76 : 398,752.84 = 88,352.12 : x - Step 2: Convert to fraction form
265,892.76/398,752.84 = 88,352.12/x - Step 3: Cross multiply
265,892.76x = 398,752.84 × 88,352.12 - Step 4: Simplify right side
265,892.76x = 35,230,658,770.02 - Step 5: Solve for x
x = 35,230,658,770.02/265,892.76 - Step 6: Final answer
x = 132,499.50
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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.