Finding the Fourth Proportional to 363,207.40, 544,644.70 and 194,701.80
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Solution
The fourth proportional to 363,207.40, 544,644.70 and 194,701.80 is: 291,963.50
Step by Step Solution
- Step 1: Write the proportion equation
363,207.40 : 544,644.70 = 194,701.80 : x - Step 2: Convert to fraction form
363,207.40/544,644.70 = 194,701.80/x - Step 3: Cross multiply
363,207.40x = 544,644.70 × 194,701.80 - Step 4: Simplify right side
363,207.40x = 106,043,303,450.46 - Step 5: Solve for x
x = 106,043,303,450.46/363,207.40 - Step 6: Final answer
x = 291,963.50
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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.