Finding the Fourth Proportional to 272,241.57, 408,316.17 and 72,583.05
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Solution
The fourth proportional to 272,241.57, 408,316.17 and 72,583.05 is: 108,862.26
Step by Step Solution
- Step 1: Write the proportion equation
272,241.57 : 408,316.17 = 72,583.05 : x - Step 2: Convert to fraction form
272,241.57/408,316.17 = 72,583.05/x - Step 3: Cross multiply
272,241.57x = 408,316.17 × 72,583.05 - Step 4: Simplify right side
272,241.57x = 29,636,832,982.92 - Step 5: Solve for x
x = 29,636,832,982.92/272,241.57 - Step 6: Final answer
x = 108,862.26
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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.