Finding the Fourth Proportional to 300,291.22, 414,395.49 and 164,324.62
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Solution
The fourth proportional to 300,291.22, 414,395.49 and 164,324.62 is: 226,764.48
Step by Step Solution
- Step 1: Write the proportion equation
300,291.22 : 414,395.49 = 164,324.62 : x - Step 2: Convert to fraction form
300,291.22/414,395.49 = 164,324.62/x - Step 3: Cross multiply
300,291.22x = 414,395.49 × 164,324.62 - Step 4: Simplify right side
300,291.22x = 68,095,381,423.96 - Step 5: Solve for x
x = 68,095,381,423.96/300,291.22 - Step 6: Final answer
x = 226,764.48
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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.