Finding the Fourth Proportional to 275,344.92, 412,772.70 and 97,828.52
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Solution
The fourth proportional to 275,344.92, 412,772.70 and 97,828.52 is: 146,655.85
Step by Step Solution
- Step 1: Write the proportion equation
275,344.92 : 412,772.70 = 97,828.52 : x - Step 2: Convert to fraction form
275,344.92/412,772.70 = 97,828.52/x - Step 3: Cross multiply
275,344.92x = 412,772.70 × 97,828.52 - Step 4: Simplify right side
275,344.92x = 40,380,942,337.40 - Step 5: Solve for x
x = 40,380,942,337.40/275,344.92 - Step 6: Final answer
x = 146,655.85
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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.