Finding the Fourth Proportional to 453,142.62, 679,787.37 and 149,446.08
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Solution
The fourth proportional to 453,142.62, 679,787.37 and 149,446.08 is: 224,193.34
Step by Step Solution
- Step 1: Write the proportion equation
453,142.62 : 679,787.37 = 149,446.08 : x - Step 2: Convert to fraction form
453,142.62/679,787.37 = 149,446.08/x - Step 3: Cross multiply
453,142.62x = 679,787.37 × 149,446.08 - Step 4: Simplify right side
453,142.62x = 101,591,557,680.01 - Step 5: Solve for x
x = 101,591,557,680.01/453,142.62 - Step 6: Final answer
x = 224,193.34
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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.