Finding the Fourth Proportional to 273,343.80, 410,015.70 and 125,887.80
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Solution
The fourth proportional to 273,343.80, 410,015.70 and 125,887.80 is: 188,831.70
Step by Step Solution
- Step 1: Write the proportion equation
273,343.80 : 410,015.70 = 125,887.80 : x - Step 2: Convert to fraction form
273,343.80/410,015.70 = 125,887.80/x - Step 3: Cross multiply
273,343.80x = 410,015.70 × 125,887.80 - Step 4: Simplify right side
273,343.80x = 51,615,974,438.46 - Step 5: Solve for x
x = 51,615,974,438.46/273,343.80 - Step 6: Final answer
x = 188,831.70
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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.