Finding the Fourth Proportional to 298,626.63, 412,104.77 and 164,490.63
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Solution
The fourth proportional to 298,626.63, 412,104.77 and 164,490.63 is: 226,997.08
Step by Step Solution
- Step 1: Write the proportion equation
298,626.63 : 412,104.77 = 164,490.63 : x - Step 2: Convert to fraction form
298,626.63/412,104.77 = 164,490.63/x - Step 3: Cross multiply
298,626.63x = 412,104.77 × 164,490.63 - Step 4: Simplify right side
298,626.63x = 67,787,373,243.31 - Step 5: Solve for x
x = 67,787,373,243.31/298,626.63 - Step 6: Final answer
x = 226,997.08
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1.5x scale
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.