Finding the Fourth Proportional to 756,733.12, 1,135,066.87 and 188,102.19
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Solution
The fourth proportional to 756,733.12, 1,135,066.87 and 188,102.19 is: 282,145.13
Step by Step Solution
- Step 1: Write the proportion equation
756,733.12 : 1,135,066.87 = 188,102.19 : x - Step 2: Convert to fraction form
756,733.12/1,135,066.87 = 188,102.19/x - Step 3: Cross multiply
756,733.12x = 1,135,066.87 × 188,102.19 - Step 4: Simplify right side
756,733.12x = 213,508,564,043.45 - Step 5: Solve for x
x = 213,508,564,043.45/756,733.12 - Step 6: Final answer
x = 282,145.13
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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.