Finding the Fourth Proportional to 296,672.40, 445,300.96 and 211,377.99
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Solution
The fourth proportional to 296,672.40, 445,300.96 and 211,377.99 is: 317,275.30
Step by Step Solution
- Step 1: Write the proportion equation
296,672.40 : 445,300.96 = 211,377.99 : x - Step 2: Convert to fraction form
296,672.40/445,300.96 = 211,377.99/x - Step 3: Cross multiply
296,672.40x = 445,300.96 × 211,377.99 - Step 4: Simplify right side
296,672.40x = 94,126,823,896.12 - Step 5: Solve for x
x = 94,126,823,896.12/296,672.40 - Step 6: Final answer
x = 317,275.30
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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.