Finding the Fourth Proportional to 433,586.70, 605,621.70 and 433,586.70
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Solution
The fourth proportional to 433,586.70, 605,621.70 and 433,586.70 is: 605,621.70
Step by Step Solution
- Step 1: Write the proportion equation
433,586.70 : 605,621.70 = 433,586.70 : x - Step 2: Convert to fraction form
433,586.70/605,621.70 = 433,586.70/x - Step 3: Cross multiply
433,586.70x = 605,621.70 × 433,586.70 - Step 4: Simplify right side
433,586.70x = 262,589,514,351.39 - Step 5: Solve for x
x = 262,589,514,351.39/433,586.70 - Step 6: Final answer
x = 605,621.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.