Finding the Fourth Proportional to 313,860.54, 433,122.44 and 170,624.19
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Solution
The fourth proportional to 313,860.54, 433,122.44 and 170,624.19 is: 235,458.61
Step by Step Solution
- Step 1: Write the proportion equation
313,860.54 : 433,122.44 = 170,624.19 : x - Step 2: Convert to fraction form
313,860.54/433,122.44 = 170,624.19/x - Step 3: Cross multiply
313,860.54x = 433,122.44 × 170,624.19 - Step 4: Simplify right side
313,860.54x = 73,901,165,495.82 - Step 5: Solve for x
x = 73,901,165,495.82/313,860.54 - Step 6: Final answer
x = 235,458.61
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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.