Finding the Fourth Proportional to 354,362.10, 531,760.17 and 141,232.26
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Solution
The fourth proportional to 354,362.10, 531,760.17 and 141,232.26 is: 211,934.88
Step by Step Solution
- Step 1: Write the proportion equation
354,362.10 : 531,760.17 = 141,232.26 : x - Step 2: Convert to fraction form
354,362.10/531,760.17 = 141,232.26/x - Step 3: Cross multiply
354,362.10x = 531,760.17 × 141,232.26 - Step 4: Simplify right side
354,362.10x = 75,101,690,587.08 - Step 5: Solve for x
x = 75,101,690,587.08/354,362.10 - Step 6: Final answer
x = 211,934.88
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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.