Finding the Fourth Proportional to 960,028.20, 1,440,042.30 and 599,221.80
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Solution
The fourth proportional to 960,028.20, 1,440,042.30 and 599,221.80 is: 898,832.70
Step by Step Solution
- Step 1: Write the proportion equation
960,028.20 : 1,440,042.30 = 599,221.80 : x - Step 2: Convert to fraction form
960,028.20/1,440,042.30 = 599,221.80/x - Step 3: Cross multiply
960,028.20x = 1,440,042.30 × 599,221.80 - Step 4: Simplify right side
960,028.20x = 862,904,739,082.14 - Step 5: Solve for x
x = 862,904,739,082.14/960,028.20 - Step 6: Final answer
x = 898,832.70
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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.