Finding the Fourth Proportional to 201,731.80, 290,867.04 and 201,731.80
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Solution
The fourth proportional to 201,731.80, 290,867.04 and 201,731.80 is: 290,867.04
Step by Step Solution
- Step 1: Write the proportion equation
201,731.80 : 290,867.04 = 201,731.80 : x - Step 2: Convert to fraction form
201,731.80/290,867.04 = 201,731.80/x - Step 3: Cross multiply
201,731.80x = 290,867.04 × 201,731.80 - Step 4: Simplify right side
201,731.80x = 58,677,131,539.87 - Step 5: Solve for x
x = 58,677,131,539.87/201,731.80 - Step 6: Final answer
x = 290,867.04
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Why These Related Problems?
These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.