Finding the Fourth Proportional to 556,908.24, 835,362.36 and 136,179.12
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Solution
The fourth proportional to 556,908.24, 835,362.36 and 136,179.12 is: 204,268.68
Step by Step Solution
- Step 1: Write the proportion equation
556,908.24 : 835,362.36 = 136,179.12 : x - Step 2: Convert to fraction form
556,908.24/835,362.36 = 136,179.12/x - Step 3: Cross multiply
556,908.24x = 835,362.36 × 136,179.12 - Step 4: Simplify right side
556,908.24x = 113,758,911,065.92 - Step 5: Solve for x
x = 113,758,911,065.92/556,908.24 - Step 6: Final answer
x = 204,268.68
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Similar ratio
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1.5x scale
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.