Finding the Fourth Proportional to 273,984.68, 411,015.68 and 84,460.44
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Solution
The fourth proportional to 273,984.68, 411,015.68 and 84,460.44 is: 126,702.58
Step by Step Solution
- Step 1: Write the proportion equation
273,984.68 : 411,015.68 = 84,460.44 : x - Step 2: Convert to fraction form
273,984.68/411,015.68 = 84,460.44/x - Step 3: Cross multiply
273,984.68x = 411,015.68 × 84,460.44 - Step 4: Simplify right side
273,984.68x = 34,714,565,179.70 - Step 5: Solve for x
x = 34,714,565,179.70/273,984.68 - Step 6: Final answer
x = 126,702.58
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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.