Finding the Fourth Proportional to 347,271.92, 520,946.08 and 110,531.60
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Solution
The fourth proportional to 347,271.92, 520,946.08 and 110,531.60 is: 165,809.56
Step by Step Solution
- Step 1: Write the proportion equation
347,271.92 : 520,946.08 = 110,531.60 : x - Step 2: Convert to fraction form
347,271.92/520,946.08 = 110,531.60/x - Step 3: Cross multiply
347,271.92x = 520,946.08 × 110,531.60 - Step 4: Simplify right side
347,271.92x = 57,581,003,736.13 - Step 5: Solve for x
x = 57,581,003,736.13/347,271.92 - Step 6: Final answer
x = 165,809.56
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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.