Finding the Fourth Proportional to 271,881.80, 407,822.70 and 201,897.80
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Solution
The fourth proportional to 271,881.80, 407,822.70 and 201,897.80 is: 302,846.70
Step by Step Solution
- Step 1: Write the proportion equation
271,881.80 : 407,822.70 = 201,897.80 : x - Step 2: Convert to fraction form
271,881.80/407,822.70 = 201,897.80/x - Step 3: Cross multiply
271,881.80x = 407,822.70 × 201,897.80 - Step 4: Simplify right side
271,881.80x = 82,338,505,920.06 - Step 5: Solve for x
x = 82,338,505,920.06/271,881.80 - Step 6: Final answer
x = 302,846.70
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1.5x scale
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.