Finding the Fourth Proportional to 799,173.29, 1,102,880.79 and 477,070.34
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Solution
The fourth proportional to 799,173.29, 1,102,880.79 and 477,070.34 is: 658,369.98
Step by Step Solution
- Step 1: Write the proportion equation
799,173.29 : 1,102,880.79 = 477,070.34 : x - Step 2: Convert to fraction form
799,173.29/1,102,880.79 = 477,070.34/x - Step 3: Cross multiply
799,173.29x = 1,102,880.79 × 477,070.34 - Step 4: Simplify right side
799,173.29x = 526,151,707,950.37 - Step 5: Solve for x
x = 526,151,707,950.37/799,173.29 - Step 6: Final answer
x = 658,369.98
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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.