Finding the Fourth Proportional to 270,666.99, 373,515.92 and 149,805.70
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Solution
The fourth proportional to 270,666.99, 373,515.92 and 149,805.70 is: 206,729.36
Step by Step Solution
- Step 1: Write the proportion equation
270,666.99 : 373,515.92 = 149,805.70 : x - Step 2: Convert to fraction form
270,666.99/373,515.92 = 149,805.70/x - Step 3: Cross multiply
270,666.99x = 373,515.92 × 149,805.70 - Step 4: Simplify right side
270,666.99x = 55,954,812,735.70 - Step 5: Solve for x
x = 55,954,812,735.70/270,666.99 - Step 6: Final answer
x = 206,729.36
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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.