Finding the Fourth Proportional to 264,455.01, 396,695.25 and 86,958.09
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Solution
The fourth proportional to 264,455.01, 396,695.25 and 86,958.09 is: 130,441.32
Step by Step Solution
- Step 1: Write the proportion equation
264,455.01 : 396,695.25 = 86,958.09 : x - Step 2: Convert to fraction form
264,455.01/396,695.25 = 86,958.09/x - Step 3: Cross multiply
264,455.01x = 396,695.25 × 86,958.09 - Step 4: Simplify right side
264,455.01x = 34,495,861,252.07 - Step 5: Solve for x
x = 34,495,861,252.07/264,455.01 - Step 6: Final answer
x = 130,441.32
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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.