Finding the Fourth Proportional to 304,229.70, 456,344.55 and 126,677.70
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Solution
The fourth proportional to 304,229.70, 456,344.55 and 126,677.70 is: 190,016.55
Step by Step Solution
- Step 1: Write the proportion equation
304,229.70 : 456,344.55 = 126,677.70 : x - Step 2: Convert to fraction form
304,229.70/456,344.55 = 126,677.70/x - Step 3: Cross multiply
304,229.70x = 456,344.55 × 126,677.70 - Step 4: Simplify right side
304,229.70x = 57,808,678,001.54 - Step 5: Solve for x
x = 57,808,678,001.54/304,229.70 - Step 6: Final answer
x = 190,016.55
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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.