Finding the Fourth Proportional to 265,895.08, 398,910.30 and 88,403.08
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Solution
The fourth proportional to 265,895.08, 398,910.30 and 88,403.08 is: 132,627.12
Step by Step Solution
- Step 1: Write the proportion equation
265,895.08 : 398,910.30 = 88,403.08 : x - Step 2: Convert to fraction form
265,895.08/398,910.30 = 88,403.08/x - Step 3: Cross multiply
265,895.08x = 398,910.30 × 88,403.08 - Step 4: Simplify right side
265,895.08x = 35,264,899,163.72 - Step 5: Solve for x
x = 35,264,899,163.72/265,895.08 - Step 6: Final answer
x = 132,627.12
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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.