Finding the Fourth Proportional to 284,476.65, 426,924.97 and 134,716.70
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Solution
The fourth proportional to 284,476.65, 426,924.97 and 134,716.70 is: 202,174.50
Step by Step Solution
- Step 1: Write the proportion equation
284,476.65 : 426,924.97 = 134,716.70 : x - Step 2: Convert to fraction form
284,476.65/426,924.97 = 134,716.70/x - Step 3: Cross multiply
284,476.65x = 426,924.97 × 134,716.70 - Step 4: Simplify right side
284,476.65x = 57,513,923,106.00 - Step 5: Solve for x
x = 57,513,923,106.00/284,476.65 - Step 6: Final answer
x = 202,174.50
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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.