Finding the Fourth Proportional to 304,020.36, 419,490.36 and 190,792.08
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Solution
The fourth proportional to 304,020.36, 419,490.36 and 190,792.08 is: 263,256.84
Step by Step Solution
- Step 1: Write the proportion equation
304,020.36 : 419,490.36 = 190,792.08 : x - Step 2: Convert to fraction form
304,020.36/419,490.36 = 190,792.08/x - Step 3: Cross multiply
304,020.36x = 419,490.36 × 190,792.08 - Step 4: Simplify right side
304,020.36x = 80,035,438,324.35 - Step 5: Solve for x
x = 80,035,438,324.35/304,020.36 - Step 6: Final answer
x = 263,256.84
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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.