Finding the Fourth Proportional to 314,768.54, 471,977.84 and 125,213.96
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Solution
The fourth proportional to 314,768.54, 471,977.84 and 125,213.96 is: 187,751.34
Step by Step Solution
- Step 1: Write the proportion equation
314,768.54 : 471,977.84 = 125,213.96 : x - Step 2: Convert to fraction form
314,768.54/471,977.84 = 125,213.96/x - Step 3: Cross multiply
314,768.54x = 471,977.84 × 125,213.96 - Step 4: Simplify right side
314,768.54x = 59,098,214,378.65 - Step 5: Solve for x
x = 59,098,214,378.65/314,768.54 - Step 6: Final answer
x = 187,751.34
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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.