Finding the Fourth Proportional to 757,209, 1,135,480.86 and 283,562.20
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Solution
The fourth proportional to 757,209, 1,135,480.86 and 283,562.20 is: 425,218.73
Step by Step Solution
- Step 1: Write the proportion equation
757,209 : 1,135,480.86 = 283,562.20 : x - Step 2: Convert to fraction form
757,209/1,135,480.86 = 283,562.20/x - Step 3: Cross multiply
757,209x = 1,135,480.86 × 283,562.20 - Step 4: Simplify right side
757,209x = 321,979,450,719.49 - Step 5: Solve for x
x = 321,979,450,719.49/757,209 - Step 6: Final answer
x = 425,218.73
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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.