Finding the Fourth Proportional to 684,357.64, 1,026,519.18 and 185,708.68
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Solution
The fourth proportional to 684,357.64, 1,026,519.18 and 185,708.68 is: 278,558.33
Step by Step Solution
- Step 1: Write the proportion equation
684,357.64 : 1,026,519.18 = 185,708.68 : x - Step 2: Convert to fraction form
684,357.64/1,026,519.18 = 185,708.68/x - Step 3: Cross multiply
684,357.64x = 1,026,519.18 × 185,708.68 - Step 4: Simplify right side
684,357.64x = 190,633,521,912.48 - Step 5: Solve for x
x = 190,633,521,912.48/684,357.64 - Step 6: Final answer
x = 278,558.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.