Finding the Fourth Proportional to 262,536.68, 393,785.99 and 102,582.54
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Solution
The fourth proportional to 262,536.68, 393,785.99 and 102,582.54 is: 153,866.37
Step by Step Solution
- Step 1: Write the proportion equation
262,536.68 : 393,785.99 = 102,582.54 : x - Step 2: Convert to fraction form
262,536.68/393,785.99 = 102,582.54/x - Step 3: Cross multiply
262,536.68x = 393,785.99 × 102,582.54 - Step 4: Simplify right side
262,536.68x = 40,395,566,942.39 - Step 5: Solve for x
x = 40,395,566,942.39/262,536.68 - Step 6: Final answer
x = 153,866.37
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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.