Finding the Fourth Proportional to 313,860.20, 433,117.94 and 177,906.65
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Solution
The fourth proportional to 313,860.20, 433,117.94 and 177,906.65 is: 245,505.99
Step by Step Solution
- Step 1: Write the proportion equation
313,860.20 : 433,117.94 = 177,906.65 : x - Step 2: Convert to fraction form
313,860.20/433,117.94 = 177,906.65/x - Step 3: Cross multiply
313,860.20x = 433,117.94 × 177,906.65 - Step 4: Simplify right side
313,860.20x = 77,054,558,705.18 - Step 5: Solve for x
x = 77,054,558,705.18/313,860.20 - Step 6: Final answer
x = 245,505.99
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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.