Finding the Fourth Proportional to 451,101.68, 622,586.60 and 260,077.68
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Solution
The fourth proportional to 451,101.68, 622,586.60 and 260,077.68 is: 358,945.41
Step by Step Solution
- Step 1: Write the proportion equation
451,101.68 : 622,586.60 = 260,077.68 : x - Step 2: Convert to fraction form
451,101.68/622,586.60 = 260,077.68/x - Step 3: Cross multiply
451,101.68x = 622,586.60 × 260,077.68 - Step 4: Simplify right side
451,101.68x = 161,920,878,527.09 - Step 5: Solve for x
x = 161,920,878,527.09/451,101.68 - Step 6: Final answer
x = 358,945.41
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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.