Finding the Fourth Proportional to 574,731.18, 862,043.58 and 271,055.70
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Solution
The fourth proportional to 574,731.18, 862,043.58 and 271,055.70 is: 406,558.46
Step by Step Solution
- Step 1: Write the proportion equation
574,731.18 : 862,043.58 = 271,055.70 : x - Step 2: Convert to fraction form
574,731.18/862,043.58 = 271,055.70/x - Step 3: Cross multiply
574,731.18x = 862,043.58 × 271,055.70 - Step 4: Simplify right side
574,731.18x = 233,661,826,007.41 - Step 5: Solve for x
x = 233,661,826,007.41/574,731.18 - Step 6: Final answer
x = 406,558.46
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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.