Finding the Fourth Proportional to 397,504.02, 548,505.63 and 268,722.63
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Solution
The fourth proportional to 397,504.02, 548,505.63 and 268,722.63 is: 370,803.48
Step by Step Solution
- Step 1: Write the proportion equation
397,504.02 : 548,505.63 = 268,722.63 : x - Step 2: Convert to fraction form
397,504.02/548,505.63 = 268,722.63/x - Step 3: Cross multiply
397,504.02x = 548,505.63 × 268,722.63 - Step 4: Simplify right side
397,504.02x = 147,395,875,463.41 - Step 5: Solve for x
x = 147,395,875,463.41/397,504.02 - Step 6: Final answer
x = 370,803.48
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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.