Finding the Fourth Proportional to 347,420.52, 521,052.33 and 176,469.09
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Solution
The fourth proportional to 347,420.52, 521,052.33 and 176,469.09 is: 264,663.79
Step by Step Solution
- Step 1: Write the proportion equation
347,420.52 : 521,052.33 = 176,469.09 : x - Step 2: Convert to fraction form
347,420.52/521,052.33 = 176,469.09/x - Step 3: Cross multiply
347,420.52x = 521,052.33 × 176,469.09 - Step 4: Simplify right side
347,420.52x = 91,949,630,517.48 - Step 5: Solve for x
x = 91,949,630,517.48/347,420.52 - Step 6: Final answer
x = 264,663.79
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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.