Finding the Fourth Proportional to 997,512.17, 1,496,478.67 and 323,541.14
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Solution
The fourth proportional to 997,512.17, 1,496,478.67 and 323,541.14 is: 485,379.95
Step by Step Solution
- Step 1: Write the proportion equation
997,512.17 : 1,496,478.67 = 323,541.14 : x - Step 2: Convert to fraction form
997,512.17/1,496,478.67 = 323,541.14/x - Step 3: Cross multiply
997,512.17x = 1,496,478.67 × 323,541.14 - Step 4: Simplify right side
997,512.17x = 484,172,407,496.20 - Step 5: Solve for x
x = 484,172,407,496.20/997,512.17 - Step 6: Final answer
x = 485,379.95
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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.