Finding the Fourth Proportional to 349,845.60, 523,558.80 and 209,704.80
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Solution
The fourth proportional to 349,845.60, 523,558.80 and 209,704.80 is: 313,832.14
Step by Step Solution
- Step 1: Write the proportion equation
349,845.60 : 523,558.80 = 209,704.80 : x - Step 2: Convert to fraction form
349,845.60/523,558.80 = 209,704.80/x - Step 3: Cross multiply
349,845.60x = 523,558.80 × 209,704.80 - Step 4: Simplify right side
349,845.60x = 109,792,793,442.24 - Step 5: Solve for x
x = 109,792,793,442.24/349,845.60 - Step 6: Final answer
x = 313,832.14
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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.