Finding the Fourth Proportional to 341,521.20, 511,936.20 and 201,207.60
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Solution
The fourth proportional to 341,521.20, 511,936.20 and 201,207.60 is: 301,607.79
Step by Step Solution
- Step 1: Write the proportion equation
341,521.20 : 511,936.20 = 201,207.60 : x - Step 2: Convert to fraction form
341,521.20/511,936.20 = 201,207.60/x - Step 3: Cross multiply
341,521.20x = 511,936.20 × 201,207.60 - Step 4: Simplify right side
341,521.20x = 103,005,454,155.12 - Step 5: Solve for x
x = 103,005,454,155.12/341,521.20 - Step 6: Final answer
x = 301,607.79
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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.