Finding the Fourth Proportional to 741,620.13, 1,112,536.77 and 229,325.19
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Solution
The fourth proportional to 741,620.13, 1,112,536.77 and 229,325.19 is: 344,020.74
Step by Step Solution
- Step 1: Write the proportion equation
741,620.13 : 1,112,536.77 = 229,325.19 : x - Step 2: Convert to fraction form
741,620.13/1,112,536.77 = 229,325.19/x - Step 3: Cross multiply
741,620.13x = 1,112,536.77 × 229,325.19 - Step 4: Simplify right side
741,620.13x = 255,132,706,162.24 - Step 5: Solve for x
x = 255,132,706,162.24/741,620.13 - Step 6: Final answer
x = 344,020.74
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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.