Finding the Fourth Proportional to 347,212.24, 479,166.51 and 203,971.03
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Solution
The fourth proportional to 347,212.24, 479,166.51 and 203,971.03 is: 281,488.02
Step by Step Solution
- Step 1: Write the proportion equation
347,212.24 : 479,166.51 = 203,971.03 : x - Step 2: Convert to fraction form
347,212.24/479,166.51 = 203,971.03/x - Step 3: Cross multiply
347,212.24x = 479,166.51 × 203,971.03 - Step 4: Simplify right side
347,212.24x = 97,736,086,586.21 - Step 5: Solve for x
x = 97,736,086,586.21/347,212.24 - Step 6: Final answer
x = 281,488.02
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.