Finding the Fourth Proportional to 743,494.08, 1,114,614.24 and 322,452.96
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Solution
The fourth proportional to 743,494.08, 1,114,614.24 and 322,452.96 is: 483,407.56
Step by Step Solution
- Step 1: Write the proportion equation
743,494.08 : 1,114,614.24 = 322,452.96 : x - Step 2: Convert to fraction form
743,494.08/1,114,614.24 = 322,452.96/x - Step 3: Cross multiply
743,494.08x = 1,114,614.24 × 322,452.96 - Step 4: Simplify right side
743,494.08x = 359,410,660,946.15 - Step 5: Solve for x
x = 359,410,660,946.15/743,494.08 - Step 6: Final answer
x = 483,407.56
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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.