Finding the Fourth Proportional to 518,192.23, 777,316.19 and 163,234.03
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Solution
The fourth proportional to 518,192.23, 777,316.19 and 163,234.03 is: 244,859.81
Step by Step Solution
- Step 1: Write the proportion equation
518,192.23 : 777,316.19 = 163,234.03 : x - Step 2: Convert to fraction form
518,192.23/777,316.19 = 163,234.03/x - Step 3: Cross multiply
518,192.23x = 777,316.19 × 163,234.03 - Step 4: Simplify right side
518,192.23x = 126,884,453,461.78 - Step 5: Solve for x
x = 126,884,453,461.78/518,192.23 - Step 6: Final answer
x = 244,859.81
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1.5x scale
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.