Finding the Fourth Proportional to 296,939.19, 409,758.44 and 176,091.87
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Solution
The fourth proportional to 296,939.19, 409,758.44 and 176,091.87 is: 242,996.32
Step by Step Solution
- Step 1: Write the proportion equation
296,939.19 : 409,758.44 = 176,091.87 : x - Step 2: Convert to fraction form
296,939.19/409,758.44 = 176,091.87/x - Step 3: Cross multiply
296,939.19x = 409,758.44 × 176,091.87 - Step 4: Simplify right side
296,939.19x = 72,155,129,067.42 - Step 5: Solve for x
x = 72,155,129,067.42/296,939.19 - Step 6: Final answer
x = 242,996.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.