Finding the Fourth Proportional to 902,053.92, 1,244,271.12 and 580,183.84
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Solution
The fourth proportional to 902,053.92, 1,244,271.12 and 580,183.84 is: 800,291.40
Step by Step Solution
- Step 1: Write the proportion equation
902,053.92 : 1,244,271.12 = 580,183.84 : x - Step 2: Convert to fraction form
902,053.92/1,244,271.12 = 580,183.84/x - Step 3: Cross multiply
902,053.92x = 1,244,271.12 × 580,183.84 - Step 4: Simplify right side
902,053.92x = 721,905,996,402.70 - Step 5: Solve for x
x = 721,905,996,402.70/902,053.92 - Step 6: Final answer
x = 800,291.40
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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.