Finding the Fourth Proportional to 363,491.70, 545,323.80 and 114,173.70
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Solution
The fourth proportional to 363,491.70, 545,323.80 and 114,173.70 is: 171,287.64
Step by Step Solution
- Step 1: Write the proportion equation
363,491.70 : 545,323.80 = 114,173.70 : x - Step 2: Convert to fraction form
363,491.70/545,323.80 = 114,173.70/x - Step 3: Cross multiply
363,491.70x = 545,323.80 × 114,173.70 - Step 4: Simplify right side
363,491.70x = 62,261,635,944.06 - Step 5: Solve for x
x = 62,261,635,944.06/363,491.70 - Step 6: Final answer
x = 171,287.64
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1.5x scale
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.