Finding the Fourth Proportional to 293,611.24, 405,188.85 and 166,313.26
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Solution
The fourth proportional to 293,611.24, 405,188.85 and 166,313.26 is: 229,515.32
Step by Step Solution
- Step 1: Write the proportion equation
293,611.24 : 405,188.85 = 166,313.26 : x - Step 2: Convert to fraction form
293,611.24/405,188.85 = 166,313.26/x - Step 3: Cross multiply
293,611.24x = 405,188.85 × 166,313.26 - Step 4: Simplify right side
293,611.24x = 67,388,278,559.15 - Step 5: Solve for x
x = 67,388,278,559.15/293,611.24 - Step 6: Final answer
x = 229,515.32
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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.