Finding the Fourth Proportional to 346,684.70, 520,027.05 and 293,540.60
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Solution
The fourth proportional to 346,684.70, 520,027.05 and 293,540.60 is: 440,310.90
Step by Step Solution
- Step 1: Write the proportion equation
346,684.70 : 520,027.05 = 293,540.60 : x - Step 2: Convert to fraction form
346,684.70/520,027.05 = 293,540.60/x - Step 3: Cross multiply
346,684.70x = 520,027.05 × 293,540.60 - Step 4: Simplify right side
346,684.70x = 152,649,052,273.23 - Step 5: Solve for x
x = 152,649,052,273.23/346,684.70 - Step 6: Final answer
x = 440,310.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.