Finding the Fourth Proportional to 265,472.64, 398,276.94 and 88,029.18
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Solution
The fourth proportional to 265,472.64, 398,276.94 and 88,029.18 is: 132,066.31
Step by Step Solution
- Step 1: Write the proportion equation
265,472.64 : 398,276.94 = 88,029.18 : x - Step 2: Convert to fraction form
265,472.64/398,276.94 = 88,029.18/x - Step 3: Cross multiply
265,472.64x = 398,276.94 × 88,029.18 - Step 4: Simplify right side
265,472.64x = 35,059,992,441.11 - Step 5: Solve for x
x = 35,059,992,441.11/265,472.64 - Step 6: Final answer
x = 132,066.31
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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.