Finding the Fourth Proportional to 283,056.96, 424,537.68 and 80,638.80
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Solution
The fourth proportional to 283,056.96, 424,537.68 and 80,638.80 is: 120,944.59
Step by Step Solution
- Step 1: Write the proportion equation
283,056.96 : 424,537.68 = 80,638.80 : x - Step 2: Convert to fraction form
283,056.96/424,537.68 = 80,638.80/x - Step 3: Cross multiply
283,056.96x = 424,537.68 × 80,638.80 - Step 4: Simplify right side
283,056.96x = 34,234,209,069.98 - Step 5: Solve for x
x = 34,234,209,069.98/283,056.96 - Step 6: Final answer
x = 120,944.59
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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.