Finding the Fourth Proportional to 264,694.28, 365,276.58 and 143,835.08
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Solution
The fourth proportional to 264,694.28, 365,276.58 and 143,835.08 is: 198,491.58
Step by Step Solution
- Step 1: Write the proportion equation
264,694.28 : 365,276.58 = 143,835.08 : x - Step 2: Convert to fraction form
264,694.28/365,276.58 = 143,835.08/x - Step 3: Cross multiply
264,694.28x = 365,276.58 × 143,835.08 - Step 4: Simplify right side
264,694.28x = 52,539,586,106.43 - Step 5: Solve for x
x = 52,539,586,106.43/264,694.28 - Step 6: Final answer
x = 198,491.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.