Finding the Fourth Proportional to 313,277.05, 432,310.74 and 170,034.02
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Solution
The fourth proportional to 313,277.05, 432,310.74 and 170,034.02 is: 234,640.66
Step by Step Solution
- Step 1: Write the proportion equation
313,277.05 : 432,310.74 = 170,034.02 : x - Step 2: Convert to fraction form
313,277.05/432,310.74 = 170,034.02/x - Step 3: Cross multiply
313,277.05x = 432,310.74 × 170,034.02 - Step 4: Simplify right side
313,277.05x = 73,507,533,011.37 - Step 5: Solve for x
x = 73,507,533,011.37/313,277.05 - Step 6: Final answer
x = 234,640.66
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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.