Finding the Fourth Proportional to 302,564.80, 453,944.40 and 202,837.60
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Solution
The fourth proportional to 302,564.80, 453,944.40 and 202,837.60 is: 304,321.56
Step by Step Solution
- Step 1: Write the proportion equation
302,564.80 : 453,944.40 = 202,837.60 : x - Step 2: Convert to fraction form
302,564.80/453,944.40 = 202,837.60/x - Step 3: Cross multiply
302,564.80x = 453,944.40 × 202,837.60 - Step 4: Simplify right side
302,564.80x = 92,076,992,629.44 - Step 5: Solve for x
x = 92,076,992,629.44/302,564.80 - Step 6: Final answer
x = 304,321.56
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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.