Finding the Fourth Proportional to 756,803.98, 1,135,205.97 and 283,362.22
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Solution
The fourth proportional to 756,803.98, 1,135,205.97 and 283,362.22 is: 425,043.33
Step by Step Solution
- Step 1: Write the proportion equation
756,803.98 : 1,135,205.97 = 283,362.22 : x - Step 2: Convert to fraction form
756,803.98/1,135,205.97 = 283,362.22/x - Step 3: Cross multiply
756,803.98x = 1,135,205.97 × 283,362.22 - Step 4: Simplify right side
756,803.98x = 321,674,483,816.45 - Step 5: Solve for x
x = 321,674,483,816.45/756,803.98 - Step 6: Final answer
x = 425,043.33
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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.