Finding the Fourth Proportional to 293,622.76, 405,221.70 and 166,295.08
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Solution
The fourth proportional to 293,622.76, 405,221.70 and 166,295.08 is: 229,499.84
Step by Step Solution
- Step 1: Write the proportion equation
293,622.76 : 405,221.70 = 166,295.08 : x - Step 2: Convert to fraction form
293,622.76/405,221.70 = 166,295.08/x - Step 3: Cross multiply
293,622.76x = 405,221.70 × 166,295.08 - Step 4: Simplify right side
293,622.76x = 67,386,375,019.24 - Step 5: Solve for x
x = 67,386,375,019.24/293,622.76 - Step 6: Final answer
x = 229,499.84
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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.