Finding the Fourth Proportional to 296,320.22, 408,918.79 and 160,351.19
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Solution
The fourth proportional to 296,320.22, 408,918.79 and 160,351.19 is: 221,282.96
Step by Step Solution
- Step 1: Write the proportion equation
296,320.22 : 408,918.79 = 160,351.19 : x - Step 2: Convert to fraction form
296,320.22/408,918.79 = 160,351.19/x - Step 3: Cross multiply
296,320.22x = 408,918.79 × 160,351.19 - Step 4: Simplify right side
296,320.22x = 65,570,615,211.28 - Step 5: Solve for x
x = 65,570,615,211.28/296,320.22 - Step 6: Final answer
x = 221,282.96
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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.