Finding the Fourth Proportional to 944,439.10, 1,303,361.12 and 536,610.08
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Solution
The fourth proportional to 944,439.10, 1,303,361.12 and 536,610.08 is: 740,541.90
Step by Step Solution
- Step 1: Write the proportion equation
944,439.10 : 1,303,361.12 = 536,610.08 : x - Step 2: Convert to fraction form
944,439.10/1,303,361.12 = 536,610.08/x - Step 3: Cross multiply
944,439.10x = 1,303,361.12 × 536,610.08 - Step 4: Simplify right side
944,439.10x = 699,396,719,472.02 - Step 5: Solve for x
x = 699,396,719,472.02/944,439.10 - Step 6: Final answer
x = 740,541.90
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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.