Finding the Fourth Proportional to 451,695.44, 623,350.68 and 247,754.72
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Solution
The fourth proportional to 451,695.44, 623,350.68 and 247,754.72 is: 341,907.53
Step by Step Solution
- Step 1: Write the proportion equation
451,695.44 : 623,350.68 = 247,754.72 : x - Step 2: Convert to fraction form
451,695.44/623,350.68 = 247,754.72/x - Step 3: Cross multiply
451,695.44x = 623,350.68 × 247,754.72 - Step 4: Simplify right side
451,695.44x = 154,438,073,185.21 - Step 5: Solve for x
x = 154,438,073,185.21/451,695.44 - Step 6: Final answer
x = 341,907.53
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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.