Finding the Fourth Proportional to 265,886.08, 398,896.80 and 88,394.08
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Solution
The fourth proportional to 265,886.08, 398,896.80 and 88,394.08 is: 132,613.62
Step by Step Solution
- Step 1: Write the proportion equation
265,886.08 : 398,896.80 = 88,394.08 : x - Step 2: Convert to fraction form
265,886.08/398,896.80 = 88,394.08/x - Step 3: Cross multiply
265,886.08x = 398,896.80 × 88,394.08 - Step 4: Simplify right side
265,886.08x = 35,260,115,650.94 - Step 5: Solve for x
x = 35,260,115,650.94/265,886.08 - Step 6: Final answer
x = 132,613.62
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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.