Finding the Fourth Proportional to 446,533.68, 615,533.76 and 274,133.28
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Solution
The fourth proportional to 446,533.68, 615,533.76 and 274,133.28 is: 377,884.80
Step by Step Solution
- Step 1: Write the proportion equation
446,533.68 : 615,533.76 = 274,133.28 : x - Step 2: Convert to fraction form
446,533.68/615,533.76 = 274,133.28/x - Step 3: Cross multiply
446,533.68x = 615,533.76 × 274,133.28 - Step 4: Simplify right side
446,533.68x = 168,738,288,579.53 - Step 5: Solve for x
x = 168,738,288,579.53/446,533.68 - Step 6: Final answer
x = 377,884.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.