Finding the Fourth Proportional to 264,230.99, 396,387.78 and 86,697.62
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Solution
The fourth proportional to 264,230.99, 396,387.78 and 86,697.62 is: 130,059.97
Step by Step Solution
- Step 1: Write the proportion equation
264,230.99 : 396,387.78 = 86,697.62 : x - Step 2: Convert to fraction form
264,230.99/396,387.78 = 86,697.62/x - Step 3: Cross multiply
264,230.99x = 396,387.78 × 86,697.62 - Step 4: Simplify right side
264,230.99x = 34,365,875,141.14 - Step 5: Solve for x
x = 34,365,875,141.14/264,230.99 - Step 6: Final answer
x = 130,059.97
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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.