Finding the Fourth Proportional to 283,817.21, 424,875.75 and 273,723.44
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Solution
The fourth proportional to 283,817.21, 424,875.75 and 273,723.44 is: 409,765.33
Step by Step Solution
- Step 1: Write the proportion equation
283,817.21 : 424,875.75 = 273,723.44 : x - Step 2: Convert to fraction form
283,817.21/424,875.75 = 273,723.44/x - Step 3: Cross multiply
283,817.21x = 424,875.75 × 273,723.44 - Step 4: Simplify right side
283,817.21x = 116,298,451,862.58 - Step 5: Solve for x
x = 116,298,451,862.58/283,817.21 - Step 6: Final answer
x = 409,765.33
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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.