Finding the Fourth Proportional to 797,201.50, 1,100,181.84 and 457,691.62
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Solution
The fourth proportional to 797,201.50, 1,100,181.84 and 457,691.62 is: 631,639.56
Step by Step Solution
- Step 1: Write the proportion equation
797,201.50 : 1,100,181.84 = 457,691.62 : x - Step 2: Convert to fraction form
797,201.50/1,100,181.84 = 457,691.62/x - Step 3: Cross multiply
797,201.50x = 1,100,181.84 × 457,691.62 - Step 4: Simplify right side
797,201.50x = 503,544,008,644.18 - Step 5: Solve for x
x = 503,544,008,644.18/797,201.50 - Step 6: Final answer
x = 631,639.56
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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.