Finding the Fourth Proportional to 731,997.16, 1,010,177.46 and 409,698.96
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Solution
The fourth proportional to 731,997.16, 1,010,177.46 and 409,698.96 is: 565,396.53
Step by Step Solution
- Step 1: Write the proportion equation
731,997.16 : 1,010,177.46 = 409,698.96 : x - Step 2: Convert to fraction form
731,997.16/1,010,177.46 = 409,698.96/x - Step 3: Cross multiply
731,997.16x = 1,010,177.46 × 409,698.96 - Step 4: Simplify right side
731,997.16x = 413,868,654,777.44 - Step 5: Solve for x
x = 413,868,654,777.44/731,997.16 - Step 6: Final answer
x = 565,396.53
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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.