Finding the Fourth Proportional to 323,742.27, 485,657.73 and 110,452.98
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Solution
The fourth proportional to 323,742.27, 485,657.73 and 110,452.98 is: 165,694.59
Step by Step Solution
- Step 1: Write the proportion equation
323,742.27 : 485,657.73 = 110,452.98 : x - Step 2: Convert to fraction form
323,742.27/485,657.73 = 110,452.98/x - Step 3: Cross multiply
323,742.27x = 485,657.73 × 110,452.98 - Step 4: Simplify right side
323,742.27x = 53,642,343,538.54 - Step 5: Solve for x
x = 53,642,343,538.54/323,742.27 - Step 6: Final answer
x = 165,694.59
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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.