Finding the Fourth Proportional to 313,880.91, 433,195.52 and 177,936.99
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Solution
The fourth proportional to 313,880.91, 433,195.52 and 177,936.99 is: 245,575.64
Step by Step Solution
- Step 1: Write the proportion equation
313,880.91 : 433,195.52 = 177,936.99 : x - Step 2: Convert to fraction form
313,880.91/433,195.52 = 177,936.99/x - Step 3: Cross multiply
313,880.91x = 433,195.52 × 177,936.99 - Step 4: Simplify right side
313,880.91x = 77,081,506,020.60 - Step 5: Solve for x
x = 77,081,506,020.60/313,880.91 - Step 6: Final answer
x = 245,575.64
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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.