Finding the Fourth Proportional to 296,543.48, 409,229.36 and 160,577.79
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Solution
The fourth proportional to 296,543.48, 409,229.36 and 160,577.79 is: 221,597.01
Step by Step Solution
- Step 1: Write the proportion equation
296,543.48 : 409,229.36 = 160,577.79 : x - Step 2: Convert to fraction form
296,543.48/409,229.36 = 160,577.79/x - Step 3: Cross multiply
296,543.48x = 409,229.36 × 160,577.79 - Step 4: Simplify right side
296,543.48x = 65,713,147,701.75 - Step 5: Solve for x
x = 65,713,147,701.75/296,543.48 - Step 6: Final answer
x = 221,597.01
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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.