Finding the Fourth Proportional to 223,593.20, 335,389.80 and 201,474.80
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Solution
The fourth proportional to 223,593.20, 335,389.80 and 201,474.80 is: 302,212.20
Step by Step Solution
- Step 1: Write the proportion equation
223,593.20 : 335,389.80 = 201,474.80 : x - Step 2: Convert to fraction form
223,593.20/335,389.80 = 201,474.80/x - Step 3: Cross multiply
223,593.20x = 335,389.80 × 201,474.80 - Step 4: Simplify right side
223,593.20x = 67,572,592,877.04 - Step 5: Solve for x
x = 67,572,592,877.04/223,593.20 - Step 6: Final answer
x = 302,212.20
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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.