Finding the Fourth Proportional to 247,337.10, 347,321.70 and 247,337.10
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Solution
The fourth proportional to 247,337.10, 347,321.70 and 247,337.10 is: 347,321.70
Step by Step Solution
- Step 1: Write the proportion equation
247,337.10 : 347,321.70 = 247,337.10 : x - Step 2: Convert to fraction form
247,337.10/347,321.70 = 247,337.10/x - Step 3: Cross multiply
247,337.10x = 347,321.70 × 247,337.10 - Step 4: Simplify right side
247,337.10x = 85,905,542,045.07 - Step 5: Solve for x
x = 85,905,542,045.07/247,337.10 - Step 6: Final answer
x = 347,321.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.