Finding the Fourth Proportional to 259,635.05, 358,160.15 and 225,566.99
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Solution
The fourth proportional to 259,635.05, 358,160.15 and 225,566.99 is: 311,164.10
Step by Step Solution
- Step 1: Write the proportion equation
259,635.05 : 358,160.15 = 225,566.99 : x - Step 2: Convert to fraction form
259,635.05/358,160.15 = 225,566.99/x - Step 3: Cross multiply
259,635.05x = 358,160.15 × 225,566.99 - Step 4: Simplify right side
259,635.05x = 80,789,104,054.81 - Step 5: Solve for x
x = 80,789,104,054.81/259,635.05 - Step 6: Final answer
x = 311,164.10
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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.