Finding the Fourth Proportional to 293,744.10, 405,331.02 and 164,652.78
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Solution
The fourth proportional to 293,744.10, 405,331.02 and 164,652.78 is: 227,200.75
Step by Step Solution
- Step 1: Write the proportion equation
293,744.10 : 405,331.02 = 164,652.78 : x - Step 2: Convert to fraction form
293,744.10/405,331.02 = 164,652.78/x - Step 3: Cross multiply
293,744.10x = 405,331.02 × 164,652.78 - Step 4: Simplify right side
293,744.10x = 66,738,879,263.24 - Step 5: Solve for x
x = 66,738,879,263.24/293,744.10 - Step 6: Final answer
x = 227,200.75
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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.