Finding the Fourth Proportional to 894,059.68, 1,233,775.36 and 486,162.40
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Solution
The fourth proportional to 894,059.68, 1,233,775.36 and 486,162.40 is: 670,889.43
Step by Step Solution
- Step 1: Write the proportion equation
894,059.68 : 1,233,775.36 = 486,162.40 : x - Step 2: Convert to fraction form
894,059.68/1,233,775.36 = 486,162.40/x - Step 3: Cross multiply
894,059.68x = 1,233,775.36 × 486,162.40 - Step 4: Simplify right side
894,059.68x = 599,815,190,078.46 - Step 5: Solve for x
x = 599,815,190,078.46/894,059.68 - Step 6: Final answer
x = 670,889.43
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1.5x scale
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.