Finding the Fourth Proportional to 576,091.80, 864,137.70 and 202,114.80
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Solution
The fourth proportional to 576,091.80, 864,137.70 and 202,114.80 is: 303,172.20
Step by Step Solution
- Step 1: Write the proportion equation
576,091.80 : 864,137.70 = 202,114.80 : x - Step 2: Convert to fraction form
576,091.80/864,137.70 = 202,114.80/x - Step 3: Cross multiply
576,091.80x = 864,137.70 × 202,114.80 - Step 4: Simplify right side
576,091.80x = 174,655,018,407.96 - Step 5: Solve for x
x = 174,655,018,407.96/576,091.80 - Step 6: Final answer
x = 303,172.20
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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.