Finding the Fourth Proportional to 888,224.10, 1,330,367.85 and 730,760.10
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Solution
The fourth proportional to 888,224.10, 1,330,367.85 and 730,760.10 is: 1,094,520.79
Step by Step Solution
- Step 1: Write the proportion equation
888,224.10 : 1,330,367.85 = 730,760.10 : x - Step 2: Convert to fraction form
888,224.10/1,330,367.85 = 730,760.10/x - Step 3: Cross multiply
888,224.10x = 1,330,367.85 × 730,760.10 - Step 4: Simplify right side
888,224.10x = 972,179,743,102.79 - Step 5: Solve for x
x = 972,179,743,102.79/888,224.10 - Step 6: Final answer
x = 1,094,520.79
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1.5x scale
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.