Finding the Fourth Proportional to 308,005.60, 461,177.82 and 201,124.84
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Solution
The fourth proportional to 308,005.60, 461,177.82 and 201,124.84 is: 301,144.90
Step by Step Solution
- Step 1: Write the proportion equation
308,005.60 : 461,177.82 = 201,124.84 : x - Step 2: Convert to fraction form
308,005.60/461,177.82 = 201,124.84/x - Step 3: Cross multiply
308,005.60x = 461,177.82 × 201,124.84 - Step 4: Simplify right side
308,005.60x = 92,754,315,259.05 - Step 5: Solve for x
x = 92,754,315,259.05/308,005.60 - Step 6: Final answer
x = 301,144.90
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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.