Finding the Fourth Proportional to 883,659.97, 1,324,680.09 and 344,280.16
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Solution
The fourth proportional to 883,659.97, 1,324,680.09 and 344,280.16 is: 516,104.71
Step by Step Solution
- Step 1: Write the proportion equation
883,659.97 : 1,324,680.09 = 344,280.16 : x - Step 2: Convert to fraction form
883,659.97/1,324,680.09 = 344,280.16/x - Step 3: Cross multiply
883,659.97x = 1,324,680.09 × 344,280.16 - Step 4: Simplify right side
883,659.97x = 456,061,073,334.01 - Step 5: Solve for x
x = 456,061,073,334.01/883,659.97 - Step 6: Final answer
x = 516,104.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.