Finding the Fourth Proportional to 298,284.08, 411,640.68 and 162,326.79
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Solution
The fourth proportional to 298,284.08, 411,640.68 and 162,326.79 is: 224,015.68
Step by Step Solution
- Step 1: Write the proportion equation
298,284.08 : 411,640.68 = 162,326.79 : x - Step 2: Convert to fraction form
298,284.08/411,640.68 = 162,326.79/x - Step 3: Cross multiply
298,284.08x = 411,640.68 × 162,326.79 - Step 4: Simplify right side
298,284.08x = 66,820,310,217.82 - Step 5: Solve for x
x = 66,820,310,217.82/298,284.08 - Step 6: Final answer
x = 224,015.68
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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.