Finding the Fourth Proportional to 451,103.68, 622,589.36 and 260,079.68
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Solution
The fourth proportional to 451,103.68, 622,589.36 and 260,079.68 is: 358,948.17
Step by Step Solution
- Step 1: Write the proportion equation
451,103.68 : 622,589.36 = 260,079.68 : x - Step 2: Convert to fraction form
451,103.68/622,589.36 = 260,079.68/x - Step 3: Cross multiply
451,103.68x = 622,589.36 × 260,079.68 - Step 4: Simplify right side
451,103.68x = 161,922,841,520.21 - Step 5: Solve for x
x = 161,922,841,520.21/451,103.68 - Step 6: Final answer
x = 358,948.17
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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.