Finding the Fourth Proportional to 273,037.70, 409,556.55 and 83,497.70
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Solution
The fourth proportional to 273,037.70, 409,556.55 and 83,497.70 is: 125,246.55
Step by Step Solution
- Step 1: Write the proportion equation
273,037.70 : 409,556.55 = 83,497.70 : x - Step 2: Convert to fraction form
273,037.70/409,556.55 = 83,497.70/x - Step 3: Cross multiply
273,037.70x = 409,556.55 × 83,497.70 - Step 4: Simplify right side
273,037.70x = 34,197,029,944.94 - Step 5: Solve for x
x = 34,197,029,944.94/273,037.70 - Step 6: Final answer
x = 125,246.55
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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.