Finding the Fourth Proportional to 542,350.56, 748,190.64 and 341,257.44
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Solution
The fourth proportional to 542,350.56, 748,190.64 and 341,257.44 is: 470,775.99
Step by Step Solution
- Step 1: Write the proportion equation
542,350.56 : 748,190.64 = 341,257.44 : x - Step 2: Convert to fraction form
542,350.56/748,190.64 = 341,257.44/x - Step 3: Cross multiply
542,350.56x = 748,190.64 × 341,257.44 - Step 4: Simplify right side
542,350.56x = 255,325,622,438.36 - Step 5: Solve for x
x = 255,325,622,438.36/542,350.56 - Step 6: Final answer
x = 470,775.99
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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.