Finding the Fourth Proportional to 531,906.63, 734,027.66 and 302,463.96
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Solution
The fourth proportional to 531,906.63, 734,027.66 and 302,463.96 is: 417,398.28
Step by Step Solution
- Step 1: Write the proportion equation
531,906.63 : 734,027.66 = 302,463.96 : x - Step 2: Convert to fraction form
531,906.63/734,027.66 = 302,463.96/x - Step 3: Cross multiply
531,906.63x = 734,027.66 × 302,463.96 - Step 4: Simplify right side
531,906.63x = 222,016,912,793.13 - Step 5: Solve for x
x = 222,016,912,793.13/531,906.63 - Step 6: Final answer
x = 417,398.28
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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.