Finding the Fourth Proportional to 273,979.98, 410,305.64 and 189,503.06
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Solution
The fourth proportional to 273,979.98, 410,305.64 and 189,503.06 is: 283,795.08
Step by Step Solution
- Step 1: Write the proportion equation
273,979.98 : 410,305.64 = 189,503.06 : x - Step 2: Convert to fraction form
273,979.98/410,305.64 = 189,503.06/x - Step 3: Cross multiply
273,979.98x = 410,305.64 × 189,503.06 - Step 4: Simplify right side
273,979.98x = 77,754,171,316.21 - Step 5: Solve for x
x = 77,754,171,316.21/273,979.98 - Step 6: Final answer
x = 283,795.08
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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.