Finding the Fourth Proportional to 206,330.99, 309,475.75 and 56,586.34
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Solution
The fourth proportional to 206,330.99, 309,475.75 and 56,586.34 is: 84,873.82
Step by Step Solution
- Step 1: Write the proportion equation
206,330.99 : 309,475.75 = 56,586.34 : x - Step 2: Convert to fraction form
206,330.99/309,475.75 = 56,586.34/x - Step 3: Cross multiply
206,330.99x = 309,475.75 × 56,586.34 - Step 4: Simplify right side
206,330.99x = 17,512,100,011.26 - Step 5: Solve for x
x = 17,512,100,011.26/206,330.99 - Step 6: Final answer
x = 84,873.82
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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.