Finding the Fourth Proportional to 298,467.08, 411,884.66 and 164,331.08
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Solution
The fourth proportional to 298,467.08, 411,884.66 and 164,331.08 is: 226,776.94
Step by Step Solution
- Step 1: Write the proportion equation
298,467.08 : 411,884.66 = 164,331.08 : x - Step 2: Convert to fraction form
298,467.08/411,884.66 = 164,331.08/x - Step 3: Cross multiply
298,467.08x = 411,884.66 × 164,331.08 - Step 4: Simplify right side
298,467.08x = 67,685,451,013.23 - Step 5: Solve for x
x = 67,685,451,013.23/298,467.08 - Step 6: Final answer
x = 226,776.94
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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.