Finding the Fourth Proportional to 201,811.68, 302,250.96 and 194,813.28
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Solution
The fourth proportional to 201,811.68, 302,250.96 and 194,813.28 is: 291,769.54
Step by Step Solution
- Step 1: Write the proportion equation
201,811.68 : 302,250.96 = 194,813.28 : x - Step 2: Convert to fraction form
201,811.68/302,250.96 = 194,813.28/x - Step 3: Cross multiply
201,811.68x = 302,250.96 × 194,813.28 - Step 4: Simplify right side
201,811.68x = 58,882,500,900.75 - Step 5: Solve for x
x = 58,882,500,900.75/201,811.68 - Step 6: Final answer
x = 291,769.54
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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.