Finding the Fourth Proportional to 341,926.92, 471,924.33 and 225,435.84
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Solution
The fourth proportional to 341,926.92, 471,924.33 and 225,435.84 is: 311,144.43
Step by Step Solution
- Step 1: Write the proportion equation
341,926.92 : 471,924.33 = 225,435.84 : x - Step 2: Convert to fraction form
341,926.92/471,924.33 = 225,435.84/x - Step 3: Cross multiply
341,926.92x = 471,924.33 × 225,435.84 - Step 4: Simplify right side
341,926.92x = 106,388,657,749.99 - Step 5: Solve for x
x = 106,388,657,749.99/341,926.92 - Step 6: Final answer
x = 311,144.43
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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.