Finding the Fourth Proportional to 863,054.06, 1,190,964.06 and 495,445.41
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Solution
The fourth proportional to 863,054.06, 1,190,964.06 and 495,445.41 is: 683,685.66
Step by Step Solution
- Step 1: Write the proportion equation
863,054.06 : 1,190,964.06 = 495,445.41 : x - Step 2: Convert to fraction form
863,054.06/1,190,964.06 = 495,445.41/x - Step 3: Cross multiply
863,054.06x = 1,190,964.06 × 495,445.41 - Step 4: Simplify right side
863,054.06x = 590,057,677,001.97 - Step 5: Solve for x
x = 590,057,677,001.97/863,054.06 - Step 6: Final answer
x = 683,685.66
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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.